Are you looking for a way to extend the gardening season? Cold frames are structures that let you begin growing your plants earlier in the spring and keep growing into the early winter months. They can be made from repurposed materials such as old windows, or as simple as plastic sheets arranged over a wire frame.
Page updated on 2015-12-21 07:55:14
This article from Toronto Master Gardeners discusses the benefits of cold frames.
Canadian Gardening magazine tells you how to construct your own cold frame.
Watch a YouTube on Toronto cold frame expert, Kyla Dixon-Muir, or visit her webpage.
Instructables has a variety of build-it-yourself options.
This article from the University of Missouri discusses hotbeds, a variant of cold frames, is a bit more complete.
If you prefer to buy a ready-made cold frame, you can find them at Ebay and Greenhouses Canada.