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Heating

Greenhouse heaters and Accessories

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Cold frames, hoop houses and high tunnels

Greenhouses

Cold frames, hoop houses and high tunnels

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Overwintering Film and Polycarbonate

Find Polyethylene and Polycarbonate Sheeting for Overwintering

In Stock Now! Shade Cloth Read More
Season extenders for your greenhouse and garden

Protect your greenhouse and plants from winter cold and frost.

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.

Overstock Deals   View Deals


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



New Products

Solo Deluxe 4 Gallon Backpack Sprayer - Piston Pump
Solo Deluxe 4 Gallon Backpack Sprayer - Piston Pump

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

Price: $109.95

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Strawberry/Herb Bag
Strawberry/Herb Bag

The Strawberry/Herb Bag is a strong, woven polyethylene growbag that is UV protected and has strong webbing handles for easy relocation.

Price: $9.95

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Solagrow Woven Film, 8 mil.
Solagrow Woven Film, 8 mil.

The Solagrow Woven Film is an ideal cold frame or hoop house wall covering. Made from tear-resistant, woven polyethylene cloth, the Woven Film i...

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Bato Bucket Hydroponic System
Bato Bucket Hydroponic System

The Bucket Bato Hydroponic System features multiple bato buckets great for growing vine crops and other tall plants like tomatoes, cucumbers, peppe...

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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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