Tools & Supplies Seed Starting Supplies Trays, Domes, and Flats
A single black plastic mesh seedling tray.
Trays, Domes & Flats
Johnny's offers a selection of seed starting trays, flats, and humidity domes to accommodate whatever it is you decide to grow. All of our seedling products follow industry 1020 tray standard size (actual footprint: 11" x 21"). We offer supplies that are economical enough to be disposable, but are durable enough to be reusable over multiple seasons, including: germination trays with and without drainage holes; mesh trays; cell flats; and clear plastic domes. Available in small and case quantities. To compare products, including compatibility across products, see our Trays, Domes & Flats Comparison Chart (at right).
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New
NanoDome – Single Grow Lights and Carts
Humidity dome with groove for resting a grow light.
New! Humidity dome with groove for resting a grow light.
New
NanoDome – 25 Count Grow Lights and Carts
Humidity dome with groove for resting a grow light.
New! Humidity dome with groove for resting a grow light.
The standard 1020 greenhouse flat without drainage slots.
The standard 1020 greenhouse flat without drainage slots.
Johnny's Exclusive
2" Clear Acrylic Domes – 5 Count Humidity Domes
Holds moisture and warmth for germination.
Holds moisture and warmth for germination.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Large cells can be separated into six-packs.
Large cells can be separated into six-packs.
For larger seedlings like peppers and tomatoes.
For larger seedlings like peppers and tomatoes.
For home and market gardeners. Round cells.
For home and market gardeners. Round cells.
For home and market gardeners. Round cells.
For home and market gardeners. Round cells.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
A great multi-use tray for any operation.
A great multi-use tray for any operation.
The standard 1020 greenhouse flat with drainage slots.
The standard 1020 greenhouse flat with drainage slots.
Create the perfect healing chamber for grafted tomatoes.
Create the perfect healing chamber for grafted tomatoes.
Slots for uniform drainage.
Slots for uniform drainage.
Reinforced support for other seedling containers.
Reinforced support for other seedling containers.
For home and market gardeners. Round cells.
For home and market gardeners. Round cells.
For big, stocky transplants.
For big, stocky transplants.
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