Seedling Heat Mat


**NO LADYBUGS FOR 2021 SEASON** Please email for information on product availability and alternatives. We are currently in the process of updating our online catalog.
SKU: HF-MT10004 Category:


Hydrofarm’s windowsill heat mat is perfect for veteran growers, beginners, and children too. It is the perfect size for small growing spaces, and improves germination by warming the root area 10-20°F over ambient temperature. By warming the roots, you increase your growing success, as this mat will maintain a controlled temperature all season long. If you ever dreamed of growing a windowsill container garden but found the area just a bit too drafty, add this heat mat and you’ll be ready to get growing.


  • 3″ x 20″
  • UL listed
  • Includes power cord


Additional information

Weight 0.48 lbs
Dimensions 6.5 × 2 × 3.75 in


Jump Start Seedling Heat Mat, 3" x 20", 7.3W, Jump Start Seedling Heat Mat, 8.875" x 19.5", 17W, Jump Start Seedling Heat Mat, 20" x 20", 45W, Jump Start Seedling Heat Mat, 48" x 20", 107W



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