Sili-Seedlings seed starting trays are made of FDA-approved, BPA-free, food-grade silicone (great for organic gardeners). They're well-designed, easy to work with, sterilizable (just wash them in the dishwasher) and crush-proof. Best of all, seedlings grow in them extremely well and, because the cells are a little larger (2" x 2"), don't need to be transplanted as quickly. I recommend Sili-Seedlings without hesitation and will be using them for nearly all my future seed-starting needs (I'll continue to Continue Reading →