You might think that the crisp, fresh taste of spinach, kale, and lettuce comes from how they’re grown—or maybe how recently they were picked. But the real secret ingredient? Cool nights. When temperatures drop and the air feels sharp enough to make your breath visible, leafy greens turn into flavor powerhouses. It’s one of nature’s…
home garden
7 Cold Frames That Keep Lettuce Growing Longer
Fall frosts don’t have to end your salad season. With the right cold frame, you can extend lettuce production well into winter. Cold frames act like mini greenhouses, trapping daytime warmth and protecting tender greens from overnight freezes. Even simple designs can raise soil temperatures just enough to keep cool-weather crops thriving. Whether you’re growing…