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 Basis A Nutrient, 2 Part Base Nutrient
Mills Basis A Nutrient, 2 Part Base Nutrient

Mills Basis A Nutrient features all the macro and micronutrients a plant needs. With an N-P-K (nitrogen, phosphorus, and potassium) of 3-0-1, this ...

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Bountea Bioactivator
Bountea Bioactivator

Bountea's Bioactivator is a great way to create rich soil for optimum plant health. This Bioactivator boosts the growth of beneficial microorganism...

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QuadGrow Planter
QuadGrow Planter

The QuadGrow Planter is a great way to keep plants consistently watered and full of nutrients without having to constantly hand water them. The gra...

Price: $45.00

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Solo 2.25 Gallon Professional Sprayer
Solo 2.25 Gallon Professional Sprayer

The Solo 2.25 Gallon Professional Sprayer is a long-lasting, easy-to-use chemical applicator. Made of high-density polyethylene with UV inhibitors ...

Price: $49.95

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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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