Adding a cold frame to the interior of an unheated greenhouse is the equivalent of moving your crops two.
Diy cold frame garden. Plus it provides protection from snow and frost during the cooler seasons allowing you to raise crops year round. Extend your gardening season with this easy to build miniature greenhouse. Cold frames are a great option if you re looking for a safe way to harden off your seeds and have them ready at the start of the season. Using a cold frame is the equivalent of moving your garden one growing zone to the south.
They are easy to construct take very little care and can provide you with fresh vegetables throughout the fall winter and spring seasons. Lay the pieces out to form the cold frame. Cold frames are great garden accessories that can help you continue gardening even in harsh weather conditions like rain and snow. Cut along the angled lines on the sides of the cold frame.
Use 3 galvanized screws to attach the sides together. How to build a cold frame step 1. A cold frame is a bottomless box with a skyward facing window. In order to retain heat inside the cold frame it s necessary to add insulation.