Commercial Heat Mat Master / Add-On Style:Add-On (Master Needed) protect against plant pathogens and

protect against plant pathogens and improve the accessibility and uptake of nutrients

efficient harvesting of romaine lettuce

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flavorful heads perfect for slaws and stews

but not with older style Phantoms or the Xtrasun Digitals (XTE600D)

Commercial Heat Mat Master / Add-On Style:Add-On (Master Needed) protect against plant pathogens andGerminate Seedlings Faster! Propagate all your new seedlings using Seedling Heat Mats to ensure the perfect environment for newly established root growth, plant cuttings, and germinating seeds. Heat mats are designed to reliably warm the root zone between 10 20F above ambient air temperature. Want to learn more about heat mats? Read this how to article about how to use heat mats for seed starting. Available as a Master or Add On unit to allow for