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4 sections 7 min read

You pour agar on the kitchen counter, stack the plates neatly, and two days later half show fuzzy intruders along the edges. That uneven start wastes syringes, time, and motivation when you are trying to isolate clean mycelium indoors. We assessed 10 common 90mm plates for clarity, lid fit, and home-friendly handling to help you get cleaner pours, especially when you pair them with a dialed-in still air box setup for agar pours.

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This guide to best 90mm petri dishes with lids for indoor grow projects covers reusable borosilicate glass and pre-sterilized plastic for mycology. You will see which designs suit frequent transfers, which bulk packs suit isolation marathons, and how lid style affects condensation and colony readability. It is written for indoor hobbyists working in bedrooms, closets, and small fruiting spaces who want steady results without extra gear.

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Quick Picks at a Glance

Editor's Pick
Huanyu 90mm Glass Petri Dishes with Lids, High Borosilicate Heat Resistant Lab Dishes for Culture and Science
Huanyu

Prime Huanyu 90mm Glass Petri Dishes with Lids

★ ★ ★ ★ ★
4.6 (178)
$22.99
View on Amazon.com
September 22, 2026
Limited Time
Qiuttnqn 30 Pack 90x15mm Sterile Plastic Petri Dishes with Lids for Lab, School Science and Culture
Qiuttnqn

Prime Qiuttnqn 30 Pack 90x15mm Sterile Plastic Petri

★ ★ ★ ★ ★
4.5 (808)
$9.99
View on Amazon.com
September 22, 2026
Bekith 50 Pack 90mm Sterile Petri Dishes with Lids Plus 50 3ml Transfer Pipettes for Lab and School Projects
Bekith

Prime Bekith 50 Pack 90mm Sterile Petri Dishes with Lids

★ ★ ★ ★ ★
4.4 (510)
$14.99
View on Amazon.com
September 22, 2026

As an Amazon Associate we earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated.

1
Prime Best Seller

Omikkusu 8PCS 90mm Glass Petri Dishes with Lids

Omikkusu
In Stock
9.9 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
The Omikkusu 8-pack of 90mm borosilicate glass petri dishes with lids offers reusable, autoclavable clarity for lab and home use. Best for microbiology, cell culture, mycology, and chemistry tasks that need heat and chemical resistance.
Pros & Cons

Pros

  • Strong borosilicate construction holds up to repeated autoclave cycles without clouding or cracking
  • Crystal clear visibility makes it easy to monitor cultures, crystallization, and evaporation
  • Well finished edges and balanced lid fit feel safe and professional in daily use
  • Reusable design cuts waste and long term cost compared to disposable plastic
  • Versatile for bacterial culture, mycology, fermentation, education, and chemical work

Cons

  • Glass needs careful handling and is not suited for freezing or sudden temperature shock
  • Heavier and breakable compared to plastic, less convenient for transport or field sampling
  • Verify size variant at checkout since related feedback references other sizes
Detailed Review

The Omikkusu Glass Petri Dishes with Lids is an 8 piece set of 90mm dishes designed for lab, classroom, and serious home science use. It is built for anyone moving away from disposable plastic who needs reusable vessels for bacterial culture, cell work, mycology, or general testing.

Standout performance comes from true borosilicate glass with high heat tolerance up to 400C and strong resistance to acids, alkalis, and solvents. In real use, reviewers report clean autoclave cycles, heated chemical exposure, and fermentation prep with no clouding, warping, or stress fractures.

Build quality feels substantial yet balanced, with high clarity for easy observation and smooth, even edges for safe handling. Lids fit snugly without sticking, seal smoothly for contamination control, and can even double as shallow trays for powders, drying, or crystallization.

Drawbacks are typical of glass labware. The dishes must be protected from drops, freezing, and sudden thermal shock, and they weigh more than plastic for large batches. Shoppers should also double check the 90mm 8 pack option to ensure they get the correct size.

Overall, this set is a practical, eco friendly upgrade for repeat culture and chemistry work where clarity and sterilization matter. If you want durable, autoclavable petri dishes you can clean and reuse with confidence, this Omikkusu set is a smart pick.

Specifications

Brand: Omikkusu

Set Includes: 8 x 90mm glass petri dishes with matching glass lids

Material: High transparency borosilicate glass

Size: 90mm diameter, 3.54 x 3.54 x 0.75 inches per dish

Heat Resistance: Up to 400C, autoclavable, avoid freezing and thermal shock

Chemical Resistance: Resists acids, alkalis, and common lab solvents

2
Prime Editor's Pick

Huanyu 90mm Glass Petri Dishes with Lids

Huanyu
In Stock
9.8 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
The Huanyu 90mm Glass Petri Dish set is made from high borosilicate glass with 400C heat resistance and high chemical stability. It is a solid choice for students, hobbyists and labs needing reusable, easy to observe culture dishes.
Pros & Cons

Pros

  • High clarity borosilicate glass for easy viewing
  • Withstands high temperature sterilization up to 400C
  • Resistant to acids and alkalis for versatile use
  • Flat base and smooth edges with quality workmanship
  • Reusable and more sustainable than disposable plastic dishes

Cons

  • Not suitable for freezing or low temperature storage
  • Lid has intentional gap, not airtight for sealed cultures
  • Dishes only, dropper and other accessories not included
Detailed Review

The Huanyu 90mm Glass Petri Dish set is a classic lab essential for cell culture, agar plates, sample observation and science education. It is ideal for school labs, home science users and professional settings that prefer reusable glass over plastic.

Made from high borosilicate glass, it offers excellent light transmittance for clear viewing of colonies and specimens. In real world use, it handles high heat sterilization well and resists acids and alkalis, making prep and cleanup simple.

Each bottom dish measures 90mm in diameter with a 96mm lid and sturdy 2mm thick walls. The base is flat and even for uniform media distribution, while the edges are smooth and well finished for comfortable handling.

The lid is designed with a small gap for easy lifting and airflow, so it is not airtight. It is also rated for heat up to 400C but not for freezing, which limits cold storage applications.

For routine culture work, teaching and general sample handling, this set offers strong clarity, durability and reusability. If you need heat resistant, chemical stable dishes for everyday lab use, it is an easy recommendation.

Specifications

Bottom Dish: 90mm diameter x 18mm height. Lid: 96mm outer diameter x 17mm height. Glass Thickness: 2mm.

Material: High borosilicate glass with high strength, high light transmittance and low expansion rate.

Temperature Performance: Heat resistant up to 400C for sterilization. Not rated for low temperatures and cannot be frozen.

Chemical Performance: Acid and alkali resistant with high chemical stability for culture and sample work.

3
Prime Limited Time

Qiuttnqn 30 Pack 90x15mm Sterile Plastic Petri

Qiuttnqn
In Stock
9.7 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
These 90mm sterile plastic petri dishes come in a 30-pack with tight-fitting lids and smooth, reusable surfaces. Ideal for students, teachers and hobbyists needing reliable dishes for lab work, science projects and seed germination.
Pros & Cons

Pros

  • Large 30-count set ideal for classrooms and repeated experiments
  • Crystal clear visibility for accurate observation of cultures
  • Tight-fitting lids help maintain cleanliness during use
  • Reusable and easy to clean after non-hazardous applications
  • Lightweight, stackable and easy to store

Cons

  • Thin plastic can crack if pressed hard or exposed to high heat
  • Not autoclavable like glass, so limited for high temperature sterilization
  • Lids are not airtight sealed, so not suited for long term anaerobic cultures
Detailed Review

The Qiuttnqn 30 Pack Petri Dishes are standard 90 x 15mm sterile dishes designed for bioresearch, education and home science. They are a practical choice for teachers, students, hobbyists and small labs that need a ready to use supply without glassware hassle.

In real world use, the dishes perform well for agar pouring, bacterial culture observation, seed germination and classroom experiments. The clear base and matching lid provide good visibility while helping limit airborne contamination during short term incubation.

Each dish is molded from lightweight transparent plastic with a smooth interior that is easy to fill, view and clean. The lids fit snugly yet lift easily, and the stackable round profile saves bench and storage space.

As expected with disposable plastic, they are not as heat resistant or rigid as borosilicate glass. Very high temperatures, harsh solvents or heavy pressure can warp or crack them, so they are best for standard low heat applications.

Overall, this set offers excellent convenience and versatility for routine lab work, science fairs and creative reuse around the home. If you want an affordable, sterile and multipurpose dish set, this 30 pack is a smart pick.

Specifications

Quantity: 30 sterile plastic petri dishes with matching lids included in each set.

Dimensions: Each dish measures 90mm in diameter by 15mm in depth, about 3.5 by 0.6 inches.

Material: Clear molded plastic with smooth surface for visibility and easy cleaning.

Package Details: Ships at 9.09 x 7.76 x 3.86 inches with a total weight of 1.08 pounds, model bndc45.

Uses and Tips

Perfect for school science projects, agar art, colony observation, plant tissue and seed starting trials.

Also handy at home for jello molds, paint mixing, bead sorting, specimen display and small parts storage.

Tip: Label lids with marker, pour agar on a level surface, and allow reuse only after thorough cleaning for non critical tasks.

4
Prime Top Rated

Vabiooth 100 Pack Sterile Petri Dishes 90x15mm

Vabiooth
In Stock
9.7 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
These are 100 sterile 90mm x 15mm plastic petri dishes with 3-vent lids and a thicker 16g build. Ideal for students, mushroom growers and home labs doing agar cultures, contamination checks and classroom science.
Pros & Cons

Pros

  • Sterile, vacuum sealed packaging helps keep plates contamination free until use
  • Vented lid design supports healthy culture growth with less condensation
  • Clear plastic offers excellent visibility for observation and photography
  • Versatile for education, biology hobbyists, mushroom cultivation and sample display
  • Helpful QR code support for testing instructions and result interpretation

Cons

  • Plastic is not heat resistant above 120F and cannot be autoclaved, so single use only
  • Thickness may feel standard rather than heavy duty compared to glass dishes
  • 100 pack bulk size may be excessive for one time small projects
Detailed Review

Vabiooth 100 Pack Sterile Petri Dishes are 90mm diameter by 15mm deep plastic dishes designed for lab, classroom and home science use. They are a practical choice for teachers, students, mushroom growers and hobbyists who need reliable, disposable plates for agar work.

In real world use, reviewers report clean, contamination free performance for bacteria culture, mushroom contamination checks, agar slants and airborne mold testing. The 3-vent lids help with air circulation and limit condensation, which supports clearer colony growth and easier reading of results.

Each dish is made from clear plastic at 16g weight, which the brand notes is thicker than many 12g alternatives on the market. The lids fit securely, the views are sharp for microscope work, and the multi-layer vacuum sealed bags keep unused plates protected during storage.

There are limits to consider. These are single use plastic dishes that will melt above 120F, so they are not autoclavable and not a substitute for glass. A few users also note the thickness feels standard rather than extra heavy, and the large 100 count may be more than occasional users need.

Overall, this is a convenient, beginner friendly bulk set that delivers sterile handling, good clarity and thoughtful support. If you want affordable, disposable petri dishes for education, home testing or routine culture checks, this Vabiooth set is a solid pick.

Specifications

Brand: Vabiooth, Model: VB-PD001-100, Size: 90mm diameter x 15mm deep, Quantity: 100 sterile dishes with lids.

Material: Clear plastic, ethylene oxide sterilized, 16g weight for added durability. Lid style: 3-vent design for airflow and reduced condensation.

Important note: Do not heat above 120F. This plastic version is not autoclavable. For high heat applications, choose the autoclavable model.

5
Prime

BKMLAB 90x15mm Sterile Petri Dishes with Lids

BKMLAB
In Stock
9.6 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
The BKMLAB 90x15mm petri dishes are a 30 pack of EO sterilized, vented plastic culture dishes made from clear polystyrene. Their sterile, contamination free design and optimal airflow make them a solid choice for labs, teachers, and mycology hobbyists.
Pros & Cons

Pros

  • Pre sterilized and pyrogen free, ready for sensitive microbiology work
  • Thickened, durable polystyrene with excellent clarity and flat bottom
  • Vented lid design supports healthy growth of bacteria, fungus and yeast
  • Versatile for professional labs, schools, science projects and home mycology

Cons

  • Single use plastic design, not reusable or autoclavable
  • Agar is not pre poured, manual media preparation is required
  • Only available in 90mm size with no smaller or glass options
Detailed Review

The BKMLAB 90x15mm sterile petri dishes are designed for microbiology, education, and home science use. This 30 pack targets lab technicians, science teachers, students, and mycology hobbyists who need a ready to use, contamination free culture vessel.

Each dish arrives EO sterilized and DNase, RNase, and pyrogen free, so cultures stay pure from the start. The vented lids allow steady gas exchange for bacteria, yeast, mold, and fungus while helping to limit condensation that can spoil samples.

Built from thickened, lab grade polystyrene, the plates feel sturdy and offer excellent clarity for naked eye checks and microscope work. The flat bottom promotes even agar distribution and uniform colony growth, which is critical for consistent results.

As single use plastic dishes, they are not intended for autoclaving or reuse, and agar must be poured separately. Users needing pre poured plates or glass dishes for high heat sterilization will need to look elsewhere.

Overall, these BKMLAB petri dishes deliver reliable sterility, good airflow, and clear visibility in a convenient bulk pack. They are a practical, versatile choice for classrooms, routine lab work, seed starting, and STEM experiments.

Specifications

Brand: BKMLAB, Size: 90mm diameter x 15mm depth, Quantity: 30 dishes with lids per pack.

Material: Premium polystyrene with high transparency and flat bottom design. Lid Type: Vented for airflow and reduced condensation.

Sterility: EO sterilized in 10,000 grade cleanroom, DNase free, RNase free, and pyrogen free for sensitive cultures.

6
Prime

Bekith 50 Pack 90mm Sterile Petri Dishes with Lids

Bekith
In Stock
9.6 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
This Bekith set includes 50 sterile 90mm x 15mm plastic petri dishes with lids plus 50 3ml transfer pipettes. The optically clear dishes arrive sealed in packs of 10, making them a practical choice for students, hobbyists and general lab training use.
Pros & Cons

Pros

  • Crystal clear visibility for cultures and microscopic work
  • Generous 50 pack with bonus pipettes offers strong value for classrooms and hobby labs
  • Convenient 10 pack sterile sealing helps prevent contamination between uses
  • Large 90mm diameter works well for agar pouring and kid friendly science experiments

Cons

  • Plastic is a bit fragile and can crack if handled roughly or during shipping
  • Lids do not snap lock, so filter tape or careful handling is needed to keep them secure
  • A few users reported minor breakage or contamination on arrival, so inspect before use
Detailed Review

The Bekith Petri Dishes set delivers 50 sterile 90mm x 15mm dishes with lids plus 50 disposable 3ml pipettes. It is designed for students, teachers, hobbyists and anyone doing general lab training, school projects or home experiments.

Standout value comes from the complete kit format and clear optics for observation. Users report successful agar pouring, clean cultures with good technique, and fun results for kid friendly projects like jello and craft activities.

Each dish uses lightweight industrial grade plastic with a smooth surface and transparent body. The clarity supports microscopic examination, while the standard 90mm size gives plenty of room for sampling, mixing and culture growth.

Build quality is functional for disposable use but not heavy duty, so handle with care to avoid cracking. Lids rest on top rather than snapping shut, so you will want filter tape or steady handling for culture work.

Overall, this is a practical, classroom ready bundle for low volume and educational use. If you need affordable, clear and sterile ready dishes with pipettes included, it is an easy recommendation.

Specifications

Brand: Bekith, ASIN: B087JS4V76, Category: Lab Petri Dishes

Petri Dish Size: 90mm diameter x 15mm deep, Quantity: 50 dishes with lids plus 50 3ml transfer pipettes

Material: Disposable industrial grade clear plastic, sterile packed in sealed sets of 10

Package Dimensions: 12.32 x 10.87 x 3.66 inches, Item Weight: 1.54 pounds

7
Prime

United Scientific 10-Pack Sterile Petri Dishes

UnitedScientific
In Stock
9.6 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
These are sterile 90mm x 15mm polystyrene petri dishes sold as a 10-pack with lids. Their thick, optically clear construction makes them a dependable choice for laboratories, classrooms, and home science experiments.
Pros & Cons

Pros

  • Pre-sterilized by ethylene oxide for reliable contamination control
  • Durable thick plastic with excellent optical clarity for viewing
  • Secure lid fit and stackable design for easy handling and incubation
  • Versatile disposable format ideal for labs, classrooms, and home use

Cons

  • Single use plastic creates more waste than reusable glass dishes
  • Bulk sleeve packaging is not individually wrapped, so opened dishes need careful storage
  • No molded counting grid on this 90mm version for colony enumeration
Detailed Review

The United Scientific K1004-J is a sleeve of 10 sterile, disposable petri dishes sized at 90mm by 15mm with matching lids. They are made for testing laboratories, science classrooms, and home experimenters who need reliable, ready to use cultureware.

Each dish arrives sterilized by ethylene oxide, so you can pour agar or start observations immediately without autoclaving. In practice, the standard 90mm diameter works well for bacterial culture, mold observation, seed germination, and general science projects.

Made from thick industrial grade polystyrene, these dishes feel sturdy for disposable plastic and offer excellent optical clarity. The lids seat securely to help limit contamination while still lifting easily, and the low profile stacks neatly for storage and incubation.

As disposables, they are not intended for reuse and will generate plastic waste with frequent use. They also come as a bulk sleeve rather than individually wrapped, so you will need clean storage for opened packs to maintain sterility.

For teachers, students, hobbyists, and busy labs, this 10-pack delivers dependable quality at an economical scale. If you want sterile, clear, and hassle free petri dishes without washing glassware, this is a smart, practical choice.

Specifications

Brand: United Scientific, Model: K1004-J, Size: 90mm Dia x 15mm with lid, Quantity: 10 dishes per sleeve.

Material: Industrial grade polystyrene, Sterilization Method: Ethylene oxide, Type: Disposable, sterile cultureware.

Package Dimensions: 8.31 x 3.98 x 3.78 inches, Item Weight: 5.3 ounces, Intended Use: Laboratory, classroom, and home science.

8
Prime

Vabiooth Autoclavable Petri Dishes 10 Pack

Vabiooth
In Stock
9.6 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
The Vabiooth 10 pack provides 90mm x 15mm sterile PC petri dishes that withstand autoclaving up to 250F/121C with high clarity. Ideal for students, educators and home labs culturing bacteria, yeast or mold who need sturdy reusable dishes.
Pros & Cons

Pros

  • Withstands high temperature sterilization for multiple reuse cycles
  • Superior clarity compared to semi transparent PP dishes
  • Thick, sturdy and non fragile for safe handling by students
  • Vented lids help prevent excess moisture buildup

Cons

  • Requires careful autoclave setup with no direct metal pot contact
  • 10 pack quantity may be small for high volume labs
  • Thicker PC design takes more storage space than slim disposables
Detailed Review

The Vabiooth 10 pack includes 90mm diameter by 15mm deep sterile petri dishes with lids, made for lab experiments, classroom science and home culturing. They are a practical choice for students, teachers and hobbyists growing bacteria, yeast, mold or fungi.

Standout performance comes from food grade PC material that tolerates sterilization up to 250F/121C, unlike standard PS dishes that soften at low heat. With 99 percent light transmittance and three vent lids, cultures stay visible with better airflow and less condensation.

Build quality is a clear upgrade, with each dish weighing about 22g compared to typical 12g thin dishes. The thick, scratch resistant and non fragile plastic feels solid in hand and holds up well to repeated handling and cleaning.

There are a few handling notes to know. You must avoid direct contact with metal pots or surfaces during sterilization, since concentrated heat can cause warping. The 10 pack format is also best for small labs, as larger facilities may need to stock up.

Overall, these are a durable, reusable bridge between cheap disposables and fragile glass. If you want clear, autoclavable dishes for repeated school or lab use, this Vabiooth set is a smart and reliable pick.

Specifications

Brand: Vabiooth

Quantity: 10 sterile petri dishes with lids

Size: 90mm diameter x 15mm deep

Material: Food grade polycarbonate, PC

Sterilization: Ethylene oxide sterile, autoclavable to 250F/121C at up to 15 PSI

Lid Design: 3 vents for air circulation

Autoclave Tips

Place dishes so they do not touch metal pots or trays directly during steam sterilization to prevent warping.

Use a cloth, glass support or non metal rack as a buffer and follow standard 121C sterilization guidance.

Allow dishes to cool before handling and inspect lids and bases before reuse for best culture results.

9
-13%
RonyesLifescience Borosilicate Glass Petri Dishes 90mm with Lids, 5-Pack Autoclavable Reusable Lab Culture Dishes
Prime

RonyesLifescience Borosilicate Glass Petri Dishes

RonyesLifescience
In Stock
9.6 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
$19.49 Save $2.50
$16.99
These 90mm borosilicate glass petri dishes come in a reusable 5-pack with lids and withstand autoclaving up to 180C. They are a smart pick for students, mycology hobbyists, aquarium owners and small labs wanting a durable alternative to disposable plastic.
Pros & Cons

Pros

  • Durable borosilicate glass is reusable, easy to clean and autoclavable
  • Optically clear for accurate microscopic observation
  • Thick, sturdy construction resists warping unlike flimsy plastic disposables
  • Eco-friendly and cost effective over time for repeated experiments

Cons

  • Non-sterile on arrival, so sterilization is required before culture work
  • Not intended for direct heating despite high temperature resistance
  • Glass is breakable and occasional shipping breakage has been reported
Detailed Review

The RonyesLifescience 90mm glass petri dishes are a 5-pack of reusable culture dishes with lids, designed for education, mycology, microbiology and home science. They suit students, teachers, hobbyists and small labs that prefer glass over single use plastic.

In real world use, users report clean mycelium growth on agar with no contamination, successful cell observation and even creative reuse as shrimp feeder dishes. The optically transparent base provides a clear view under the microscope, while the flat surface helps cultures spread evenly.

Build quality is a highlight, with 2.3mm thick borosilicate glass that feels sturdy and offers excellent chemical stability. The dishes are autoclavable up to 180 degrees Celsius and easy to clean, making repeated sterilization simple and sustainable.

There are a few limitations to note. They arrive non-sterile, so you must sterilize before sensitive work, and they are not meant for direct heating on a burner or hot plate. As with any glass labware, drops or shipping impacts can cause chips or breakage.

Overall, this 5-pack is a practical, eco friendly choice for anyone needing reliable, reusable petri dishes. If you want durable glass dishes for classroom experiments, agar culture or hobby use, they deliver strong value and versatility.

Specifications

Material: Clear borosilicate glass, reusable and autoclavable up to 180 degrees Celsius.

Size: 90mm diameter with matching glass lid, 2.3mm thickness.

Package Contents: 5 glass petri dishes with covers, model 90GPD5.

Dimensions: 3.54 x 3.54 x 0.59 inches, 3 ounces each.

10
Prime

Kingdder 200 Pack 90mm Sterile Petri Dishes

Kingdder
In Stock
9.5 /10
FungiPop Score
FungiPop Score is calculated from a base score plus a scaling bonus tied to the product's own Amazon star rating (same formula for every product, capped at 9.9/10). It is not influenced by any manufacturer or affiliate relationship. Learn more ›
The Kingdder 200-pack offers 90mm sterile plastic petri dishes with lids and optically clear surfaces for microscopic examination. Ideal for labs, classrooms, and mycology work needing bulk disposable culture dishes.
Pros & Cons

Pros

  • Huge 200-count bulk pack ideal for high-use labs and schools
  • Sterile, lidded dishes help maintain sample integrity
  • Clear, flat surface for accurate observation and uniform growth
  • Versatile for lab analysis, education, mycology and seed cultivation
  • Disposable design for convenient, contamination-free use

Cons

  • Plastic construction cannot be heated and will melt under high heat
  • Single-use plastic is not ideal for users seeking reusable glass dishes
  • Clarity and rigidity are lower than premium borosilicate glass options
Detailed Review

The Kingdder 200 Pack provides 90mm sterile plastic petri dishes with lids designed for bulk lab, classroom and field use. It is built for teachers, students, researchers and mycology hobbyists who need a ready to use disposable supply.

In real world use, the dishes perform well for agar pouring, seed germination, cell culture observation and general science projects. The flat growth surface promotes even distribution without clumping, while the clear lid allows easy monitoring of changes over time.

Each dish measures approximately 90mm in diameter by 15mm deep and is molded from solid, smooth transparent plastic. The surface offers good optical clarity for microscopic examination and can be marked with a marker for simple labeling.

The main limitation is the plastic construction, which cannot be heated or autoclaved and will melt under high heat. As single use disposables, they also lack the long term durability and premium clarity of glass alternatives.

Overall, this bulk set is a practical choice for high volume, contamination conscious work where convenience matters. If you need sterile, disposable 90mm dishes for education, research prep or mycology, it delivers strong utility and ease of use.

Specifications

Quantity: 200 sterile plastic petri dishes with lids included for bulk use.

Size: Approximately 90mm diameter x 15mm depth for standard culture applications.

Material: Clear, smooth disposable plastic designed for optical clarity and microscopic examination.

Package Dimensions: 17.17 x 13.62 x 7.28 inches with item weight of 5.77 pounds.

Intended Use: Laboratory analysis, science education, mycology studies, seed cultivation and general training activities.

Buying Guide for Indoor Agar Work

Glass Versus Plastic: Reuse and Sterile Workflow

Glass gives you a reuse loop if you already run an autoclave or dry-heat cycle for jars and tools. The Glass Petri Dishes with Lids 8-pack uses high borosilicate glass with smooth, even edges and individual foam separators for safer storage and confident handling. The Huanyu 90mm Glass Petri Dish with Lids offers 2mm thickness, high light transmittance, and tolerance up to 400 degrees C with strong acid and alkali resistance. The Borosilicate Glass Petri Dishes 90 mm with Lids adds a 5-pack option with 2.3mm thickness for steady, flat agar beds and clear microscope viewing.

If you prefer to skip washing and wrapping, sterile plastic keeps your workflow simple and reduces carryover between batches. You can wipe your work surface, run your isopropyl alcohol spray bottle routine for sterile work, pour, observe, and discard plates after selection. Remember isopropyl alcohol is flammable and should be kept away from any open flame, in a well-ventilated area, especially near lamps or burners during inoculation.

Lid Fit, Vents and Gas Exchange

Standard 90mm diameter by 15mm depth is the sweet spot for even agar thickness, easy stacking in sleeves, and comfortable handling with a scalpel. Vented designs like 100 Packs Sterile Thick Plastic Petri Dishes and 90x15mm Sterile Petri Dishes with Lids use small ridges for airflow that help mycelium breathe and limit droplet buildup on lids. Glass lids sit with a slight intentional gap for easy lifting, which is normal and helps you avoid chipping when you open plates for transfers or sectoring.

For indoor growers, lid behavior shows up quickly as condensation, hazy viewing, or stalled colony edges. Thicker plastic bodies resist flex when you seal with film, and flat bottoms keep agar level so colonies spread in clean, readable circles. Pair your plate choice with attention to room moisture by managing excess humidity during colonization and storing poured plates upside down in a cool, clean tote until use.

Sterility and Pack Size for Batch Planning

Pre-sterilized plastic arrives ready to pour, often with ethylene oxide processing and cleanroom packing for dependable agar work. The 90x15mm Sterile Petri Dishes with Lids notes DNase and RNase free construction with pyrogen free handling for sensitive culture work and uniform growth. United Scientific 10 Pack Sterile Thick Plastic comes as a compact sleeve for trial runs and classroom style experiments. Larger options like 30 Pack 90 x 15mm Plastic Bioresearch Sterile, Bekith Petri Dishes with Lids with included 3ml transfer pipettes, and 200 Pack 90mm Petri Dishes Sterile Agar Plastic support isolation marathons, spore germination checks, and phenotype hunting.

Choose pack size around how often you pour and how much drawer or shelf space you have for dust free storage. A 10-pack is easy to keep sealed until your next pour, while 50 to 200 count cases suit weekly agar sessions and multi-plate selections. Track your incubation shelf with small batch monitoring with a Govee hygrometer so warm, stable conditions help you read growth rates across plates without opening them constantly.

Clarity, Strength and Daily Handling

Clarity matters when you read rhizomorphic fans, bacterial sheen, or early mold hues under room light. Polystyrene plates like Bekith Petri Dishes with Lids and United Scientific 10 Pack Sterile Thick Plastic offer optically clear bodies with smooth surfaces for microscope viewing and marker labeling. The [Autoclavable] 10 Packs Sterile Thick Plastic steps up with food-grade polycarbonate, 99 percent light transmittance, 22 gram heft, and tolerance to 121 degrees C sterilization for repeated use without the fragility of glass and with strong scratch resistance.

At home, small handling details save plates and reduce frustration during transfers. Look for even rims, flat bases that do not rock on the table, and lids that lift without suction or scraping. Avoid heating standard polystyrene because it will soften, avoid freezing glass because thermal shock can crack it, and keep dishes from direct contact with metal pots during steam cycles. Once colonies move to bulk, lining your grow tent for fruiting helps you maintain clean surfaces beyond the agar stage.

Final Thoughts

For most indoor growers, sterile plastic keeps agar work simple while glass rewards a steady reuse routine. Choose Huanyu 90mm Glass Petri Dish with Lids for durable, high-clarity pours you can cycle again, or pick [Autoclavable] 10 Packs Sterile Thick Plastic for sturdy vented plates that handle steam sterilization.

Frequently Asked Questions

Can you reuse plastic 90mm petri dishes for mushroom agar in 2026?

Most standard polystyrene dishes are designed for single use because washing can scratch the surface and leave residues that invite contamination. If you want reuse in 2026, choose borosilicate glass like Borosilicate Glass Petri Dishes 90 mm with Lids or the polycarbonate [Autoclavable] 10 Packs Sterile Thick Plastic that tolerates steam sterilization. Always let dishes cool fully before pouring and discard any plate with warping, clouding, or rough edges.

Do you need vented lids for mycelium growth indoors?

Vented lids are helpful but not mandatory for healthy mycelium indoors. Designs with three vents, such as 100 Packs Sterile Thick Plastic Petri Dishes and 90x15mm Sterile Petri Dishes with Lids, improve gas exchange and reduce condensation that can smear colonies. If you use non-vented plates, pour slightly thinner agar, allow extra cooling time, and store plates upside down to keep droplets off the surface.

Are glass or plastic 90mm dishes better for beginners?

Pre-sterilized plastic is usually easier for beginners because you can open, pour, and focus on sterile movement without extra wrapping and heating steps. Glass options like Huanyu 90mm Glass Petri Dish with Lids make sense once you pour weekly and want to reduce waste with a repeatable cycle. Whichever you pick, keep your broader space in check with steady monotub humidity control practices to lower background mold pressure.

How should you store poured agar plates at home?

Let poured agar solidify fully, then seal edges with grafting tape or film and store upside down in the original sleeve inside a clean zip bag. Keep them in a cool, dark drawer and use within a few weeks for the clearest reads in 2026. Check each plate against light before inoculation and set aside any with bacterial sheen, cloudy spots, or lifted edges.

Browse more picks in our Sterile Lab Tools category, or see our related guide on Isopropyl Alcohol Spray Bottles for Home Growers 2026.

This roundup is not a good fit if you only work with pre-made grow kits and never do your own transfers or cloning; sterile lab tools are aimed at growers doing their own culture work.