Seed Starting

Plant Propagation, Seed Starting Kits, Trays, and More...

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Plastic Film

Polyethylene film in varieties of thickness and size

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This Year, Think Greenhouse!

Spring is around the corner! Start shopping for your Hobby Greenhouse Now.

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Shop Our Wide Variety of Hobby Greenhouse Kits and Backyard Greenhouses

Start your flowers and vegetables early in a new hobby greenhouse. Order now with FREE SHIPPING.



New Products   View All

Sunflower, Mammoth Russian
Sunflower, Mammoth Russian

This is the giant of all sunflowers, sometimes reaching 12' tall!

Price: $1.79

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Giant Easy Net Tunnel
Giant Easy Net Tunnel

The Giant Easy Net Tunnel is a great way to protect your plants and crops from harsh sunlight while also conserving moisture and protecting against...

Price: $20.00

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Tree Wrap
Tree Wrap

Made from polypropylene fabric, the Tree Wrap protects trees from scorching and from trimmer or mower damage.

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Cosmo 32
Cosmo 32" Tall Planter

The Cosmopolitan Tall planter comes in two sizes and a variety of colors.

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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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