13 Free Greenhouse Plans

Greenhouse Plans You Can Download Today

Illustration of a greenhouse blueprint being sketched

Illustration: Ashley Deleon Nicole. © The Spruce, 2019

Use a free greenhouse plan to build a backyard greenhouse that allows you to grow your favorite flowers, vegetables, and herbs, all year long. Greenhouses provide seedlings and plants with warmth in the winter and cool in the summer, letting you participate in your favorite hobby every day of the year.

The free greenhouse plans below include diagrams, illustrations, photos, written building instructions, materials/tools list, and everything else you need to build your chosen greenhouse.

After you've used one of these free greenhouse plans to build your DIY greenhouse, come back and browse my other free woodworking plans to help you build a shed, picnic table, dog house, pergola, potting benchcabin, or chicken coop.