Your greenhouse frame can be made from either wood or metal. Wood is more affordable and easier to work with, making it the go-to option for DIY projects. Metal is stronger but requires welding ...

$799 $534 Buy on Wayfair This option from Canopia has the charming aesthetics of a traditional glass greenhouse, including a metal-framed ... powder-coated aluminum frame that create a greenhouse ...

Its metal frame is sturdy and reliable, plus it creates adjustable vents to let airflow through as needed. To get in and out, there's an easy-to-maneuver sliding door. The greenhouse also comes ...