by Larry Hodgson February 24, 2018 6 Gardening Laidback Gardener Tip of the Day Sowing Seeds Heat Mats: Are They Really Necessary for Sowing Seeds? Among the products commonly sold for starting seeds are heat mats. Just lay them underneath your tray, plug them inContinue Reading Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Like this:Like Loading...