Hoop Houses

Cold Frames and High Tunnels

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Greenhouse Cooling

Greenhouse Exhaust Fans, Shutters and Vents

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Pots, Trays & Nursery Containers

Everything from biodegradable pots to nursery containers.

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Visit our Plant Containers category for everything you need.

1020 Trays, Inserts, Garden Trays, Pots & Nursery Containers, Kits and More...

Learn & Grow   View Articles


From growing vegetables to greenhouse care, we have created and compiled a huge selection of gardening and growing articles for your reading pleasure.

Closeouts   View Deals


Find great deals and low prices in our Closeouts Department, where you can browse a wide variety of gardening supplies, tools, and even greenhouses.



New Products

Mills Vitalize Nutrient, Plant Vigor Promotor 0-3-1
Mills Vitalize Nutrient, Plant Vigor Promotor 0-3-1

Mills Vitalize Nutrient is a unique, bioavailable form of silicon that has been formulated to make plants more resistant to stress factors.

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Outdoor Living Cedar Greenhouse, 8' wide - 8' wide x 12' long
Outdoor Living Cedar Greenhouse, 8' wide - 8' wide x 12' long

With its durable frame and 6mm Twin Wall Polycarbonate covering, the Cedar Greenhouse is not just an ideal place for plants, but an idyllic struc...

Price: $4895.00

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Pro-Mix Fine Grade Plug Mix w/ BioFungicide
Pro-Mix Fine Grade Plug Mix w/ BioFungicide

The Pro-Mix Fine Grade Plug Mix w/ BioFungicide is ideal for creating an optimal growing environment for seed germination, vegetable transplants, a...

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Solo 4 Gallon Backpack Sprayer - Diaphragm Pump
Solo 4 Gallon Backpack Sprayer - Diaphragm Pump

The Solo 4 Gallon Backpack Sprayer with Diaphragm Pump is a long-lasting, easy-to-use chemical applicator. Made of high-density polyethylene with U...

Price: $102.95

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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!

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