Retailer: Gardener's Supply Co.
$39.95 USD at time of publication Buy from Gardener's Supply Co.

Description from Gardener's Supply Co.

Bottom Heat Jump-Starts Your Seedlings

  • Heat Mats provide consistent bottom heat for fast germination and vigorous root growth
  • Can be used indoors or in greenhouse
  • Available in three sizes

These Heat Mats speed seed germination and stimulate root growth by keeping soil at about 70º F. Here’s a clever extra — instructions and growing tips are printed right on the mat, so you can’t lose them. 9″ x 19″ mat holds a standard seed flat. 20-3/4″ square mat holds two standard seed flats. 48″ x 20″ mat holds 4 flats. All sizes have 6-ft power cords.

  • Warms root area 10 to 20 degrees above ambient temperature
  • 6′ power cord
  • 19″ x 9″ mat is 20 watts
  • 20-3/4″ square mat is 45 watts
  • 48″ x 20″ mat is 107 watts
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$39.95 USD at time of publication Buy from Gardener's Supply Co.
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