Member-owned cooperative since 1978

Cold-hardy varieties and everything you need to grow them

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If you have placed orders totaling at least $1,200 within the past 12 months, additional orders qualify for bulk pricing.

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Organic Growers Supply
Standard Heat Mat

Organic Growers Supply: Standard Heat Mat

ships year-round

Long SunPad Heat Mat

Seed Starting Supplies

low stock

Warm the root zone for seedling success! The patented double-layer construction is tough, waterproof and easy to clean. Can be used with or without a controller. Fits four standard 1020 trays. read more

ships year-round

Medium SunPad Heat Mat

Seed Starting Supplies

Warm the root zone for seedling success! The patented double-layer construction is tough, waterproof and easy to clean. Can be used with or without a controller. Fits two standard 1020 trays. read more

ships year-round

Small SunPad Heat Mat

Seed Starting Supplies

Warm the root zone for seedling success! The patented double-layer construction is tough, waterproof and easy to clean. Can be used with or without a controller. Fits one standard 1020 tray. read more