Bootstrap Farmer Extra-Strength Vented Humidity Dome for 10x20 Trays
- Made for
- Keeping moisture in over a deep 1020 tray while seeds sprout.
- Drawbacks
- 5.4 in tall. UMN Extension says to take a dome off once seedlings touch it.
| Type | Trays, cells and domes |
|---|---|
| Where it goes |
|
| Width | 21.25 inches |
| Depth | 11 inches |
| Height, fully grown | 5.4 inches |
| Seedlings at once | Not listed by the maker |
| Tiers or shelves | Not listed by the maker |
| Power use | Works without power |
| Thermostat included | Not listed by the maker |
| Needs an outlet | No, works without power |
| Good to know | Holds moisture in while seeds sprout; two adjustable vents. 5.4 in tall. |
Where to buy
- Bootstrap Farmer$8.19 when we checked on Oct 22, 2026Check price at Bootstrap Farmer (opens in a new tab)
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What else you need
- A deep 1020 tray to sit on
Works with
- Bootstrap Farmer 72-Cell Seed Starting TrayBootstrap Farmer makes both for 1020 trays: the cells sit in a 1020 tray, and the dome fits deep 1020 trays.
- Gardener's Supply LED SunLite 3-Tier GardenTwo 21 1/4 × 11 in domes fit on each shelf tray, and at 5.4 in tall they fit under lights that adjust from 4 to 14 in above the tray (derived from the makers' sizes).
- Gardener's Supply LED SunLite Tabletop GardenTwo 21 1/4 × 11 in domes fit on the tray, and at 5.4 in tall they fit under a light that sits up to 30 1/8 in above it (derived from the makers' sizes).