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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Heavy duty support for other seedling containers.
Heavy duty support for other seedling containers.
Rests on top of Perma-Nest trays.
Rests on top of Perma-Nest trays.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
For very large seedlings such as squash and pumpkins.
For very large seedlings such as squash and pumpkins.
Johnny's Exclusive
2" Clear Acrylic Domes – 50 Count Trays, Domes, and Flats
Holds moisture and warmth for germination.
Holds moisture and warmth for germination.
For big stocky transplants.
For big stocky transplants.
Ideal for seed starting.
Ideal for seed starting.
Large cells can be separated into six-packs.
Large cells can be separated into six-packs.
Heavy-duty, leak-proof trays. Great for bottom-watering. Case of 24.
Great for bottom-watering, these are the trays that come with our Seedling Light Carts.
Create the perfect healing chamber for grafted tomatoes.
Create the perfect healing chamber for grafted tomatoes.
For home and market gardeners. Round cells.
For home and market gardeners. Round cells.
Rests on top of Perma-Nest trays.
Rests on top of Perma-Nest trays.
For home and market gardeners. Round cells.
For home and market gardeners. Round cells.
Reinforced support for other seedling containers.
Reinforced support for other seedling containers.
37 - 50 of 50