Uncle Wieners Wholesale Seed Starting Heat Mat

This seedling heat mat is a 10 × 20-inch mat for seed germination and plant propagation. It warms soil approximately 10–20°F above ambient temperature for indoor gardening, greenhouses, and seed trays.

The mat provides even warmth across the planting tray and is designed to fit one 10 × 20 propagation tray. It can be used for seeds, seedlings, and plant cuttings, with one seedling propagation heat starter mat included.

Why it works

• Raises soil temperature approximately 10–20°F above ambient.
• 10 × 20-inch size fits one 10 × 20 propagation tray.
• Even heat distribution provides consistent warmth across the planting tray.
• Suitable for seed germination, plant propagation, indoor gardening, and greenhouse use.

Specifications

• Model: 52SHM
• Mat Size: 10 × 20 inches
• Temperature Increase: Approximately 10–20°F above ambient
• Use: Seed germination and propagation
• Included: 1 × 10 × 20-inch seedling propagation heat starter mat

Common questions

How much does this heat mat warm the soil? It raises soil temperature approximately 10–20°F above ambient temperature.

Does it fit a propagation tray? It is designed to fit one 10 × 20 propagation tray.

What is included? The package includes one 10 × 20-inch seedling propagation heat starter mat.

Tray fit is stated for one 10 × 20 propagation tray, and the temperature increase is approximate.