5×5 Plant Humidity Dome

5×5 Tray Extra-Strength Humidity Domes

Give your microgreens and seedlings the perfect start with Bootstrap Farmer’s 5×5 Extra-Strength Humidity Domes. Designed for use with 5×5 microgreen tray inserts, these durable dome covers regulate temperature and moisture during germination. Made from heavy-duty recycled plastic, they’re far sturdier than flimsy alternatives, ensuring multiple seasons of reliable use.

Why Choose 5×5 Humidity Domes?

• Create an optimal germination environment for small-batch microgreens and seedlings

• Control airflow and moisture with adjustable vents

• Provide consistent humidity without overwatering

• Built to last with extra-strength recycled plastic

Sizing Options

• Length: 5 inches

• Width: 5 inches

• Height:

  • Short: 2.5 inches

  • Tall: 5.5 inches

Other Features

• Fits Bootstrap Farmer 5×5 microgreen tray inserts

• Humidity domes are designed to rest gently on the rim of trays (not a sealing or clicking fit)

• Made from food-grade, extra-strength recycled plastic

• Not intended for use in direct sunlight

✅ With Bootstrap Farmer 5×5 Humidity Domes, you’ll have precise control over humidity and airflow for your microgreens and seedlings—helping ensure consistent, healthy germination.

Starting small or scaling up? Explore our full line of Seed Starting Supplies