Cold frame kits make it easy to extend the growing season. Here’s a detailed review of the one I bought plus 2 others I considered. There’s also a FAQ section to answer any questions that you have.
It’s April 3 (not really, but let’s pretend) and the temperature still drops below 32 degrees at night, but I’m already eating lettuce. The secret is combining winter sown lettuce in a cold frame or hoop house. Want to know how I’m doing it?
Here are two options for growing lettuce and salad greens in winter: growing lettuce inside under the lights or winter sowing.