Heaters

Greenhouse Heaters, Garage Heaters, Modine Heaters, Propane, and Natural Gas

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Frost Protection

A wide variety of row covers, hoods, fabric rolls, blankets, and anchors

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Year-Round Plant Protection

Starting at just $376!

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Shop Our Line of Cold Frames and Hoop Houses

A wide variety of sizes, complete package offerings, and a huge selection of accessories.



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Jump Start - 4 Lamp Complete System, 4 ft.
Jump Start - 4 Lamp Complete System, 4 ft.

Whether you're starting seeds, propagating cuttings, or growing indoor plants and flowers, the 4ft. Jump Start 4 Lamp Complete System includes ev...

Price: $174.95

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Juliana Mini Lean-to Greenhouse
Juliana Mini Lean-to Greenhouse

The Mini Lean-To Greenhouse is a lean-to hobby greenhouse that provides all the benefits of a greenhouse, but takes up significantly less space t...

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Juliana Premium Plus Greenhouse
Juliana Premium Plus Greenhouse

The Premium Plus Greenhouse is a 9' 8" x 12' hobby greenhouse that is great for those who want plenty of growing room but don't want to compromis...

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Tape for Tape Binders
Tape for Tape Binders

Additional tape for the Tape Binders.

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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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