Hot House Heated Seed Starting Tray

The Hot House Heated Seed Starting Tray is a mini-greenhouse germination station that provides gentle warmth and controlled humidity under a clear dome. Its heating mat reaches 10 to 20 degrees above ambient air temperature to speed germination and improve seed-starting success.

At a glance

• Type: Heated seed-starting greenhouse kit
• Heating mat: UL-listed, waterproof, 17 watt, 120 volt
• Dome: 7.5" tall vented top
• Base tray: 11" x 22" watertight
• Insert: 72-cell seedling insert, 1.5" square x 2.25" deep cells
• Temperature: 10 to 20 F above ambient

Best for

• Getting a jump on the growing season
• Starting vegetables, herbs, and flowers
• Improving germination in cool spaces
• Indoor propagation setups
• Beginner and experienced seed starters

How to use

Fill the 72-cell insert with starting mix, set it in the watertight base tray on the heating mat, and cover with the dome to hold humidity. The mat warms the root zone 10 to 20 F above ambient to encourage fast, even germination. Follow the included instructions and growing tips, and remove the dome once seedlings emerge.

Warning: This product or its packaging has a California Prop 65 warning.

About Grow Organic

Grow Organic (Peaceful Valley Farm and Garden Supply) has served organic gardeners since 1976 with seeds, amendments, and tools selected for sustainable, productive growing.