Greenhouse Kit Store USA is not only a leading online retailer for greenhouses and greenhouse supplies for over 30 years, 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! From a packet of seeds to a huge greenhouse, we have what you need.