Step 1) Consider what you will use a greenhouse for.Ī greenhouse opens up the entire realm of plant propagation! A greenhouse can allow a home gardener to effectively start their own seeds, keep year-long stock plants (see below), or overwinter plants that don’t survive Idaho winters.įollow these steps when considering background greenhouse construction. DIY: How to build a backyard greenhouse By: Sierra Laverty, Adult Education Specialist | īuilding a small, backyard greenhouse can be a rewarding, easy, and even less expensive solution to indoor grow lights.