Winter is upon us. Replace cracked or worn greenhouse and cold frame coverings.Read More
Huge Selection of Plastic Sheeting, Polyethylene Film, and Polycarbonate Panels
Replace cracked and worn plastic film & polycarbonate with a variety of sizes, colors, and thicknesses.
From growing vegetables to greenhouse care, we have created and compiled a huge selection of gardening and growing articles for your reading pleasure.
What's Hot This Month
Pro-Mix Multi-Purpose Organik is a certified-organic growing medium that is composed of sphagnum peat moss, horticultural-grade coir, perlite, lime...
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Round Top Pins are designed to hold more netting strands than a typical U-staple while also allowing for easy inspection from an engineer, superint...
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This large plastic tray is made of recycled polypropylene and is 25.5" long by 19.5" wide by 5" high, making it great for a variety of uses. In the...
Price: $11.95View details »
We Sell the Things That Make Plants Grow
Greenhouse Megastore is not only a leading online retailer for greenhouses and greenhouse supplies, but also garden supplies of all types, plant pots, polycarbonate panels and other plastic sheets, shade cloth, weed barrier, hydroponic supplies, grow lights and much, much more! Shop from our commercial quality products without being forced to pay commercial prices or order commercial quantities. Greenhouse Megastore is perfect for the professional grower and the hobby gardener alike!