72-Cell Seed Starting Kits

72 Cell Seed Starter Kit – Durable Trays with Humidity Domes

Stop wasting money on flimsy seed trays that crack, warp, or break after one season. Bootstrap Farmer’s 72 Cell Seed Starter Kits are built from extra-strength, food-safe recycled plastic designed to last for years of growing cycles. With trays that won’t bend under pressure and heavy-duty humidity domes, this kit creates the perfect environment for germination and propagation.

Available in 2-pack or 10-pack kits, these reusable trays give you everything you need to start seeds indoors or in your greenhouse with confidence.

What’s Included

2-Pack Starter Kit Includes:

• (2) 72 Cell Inserts

• (2) Clear Humidity Domes (6" tall with vents)

• (2) 1020 Extra Strength Trays (no holes)

10-Pack Starter Kit Includes:

• (10) 72 Cell Inserts

• (10) Clear Humidity Domes (6" tall with vents)

• (10) 1020 Extra Strength Trays (no holes)

Features

• Durable Construction – will not warp, crack, or break, even when full and in transport

• Eco-conscious design – made from extra-strength, recycled, food-safe plastic

• Humidity Domes – 6" height, 5.5" interior space, with two adjustable vents for airflow control

• Reusable Season After Season – save money and reduce landfill waste

• Sized for Standard Growing Systems

  • Flat 1020 Tray: 21.25” x 11.25” x 2.5"

  • 72 Cell Tray: 1.5” square by 2” deep; outer dimensions 21.25” x 11.25”

✅ With Bootstrap Farmer’s 72 Cell Seed Starter Kit, you’ll have a long-lasting, professional-grade setup that helps seeds germinate faster and healthier—without the frustration of replacing broken trays every season.

Find more Seed Starting Kits in our Seed Starting Supplies Collection