A simple row cover can save late-summer vegetables as frost threatens

Gardeners can protect late-summer vegetables from frost by using simple row covers or fabric sheets. Draping sheer fabric over plant supports provides extra warmth during cooling temperatures. This method allows crops like tomatoes to continue ripening as the season ends.
Most of my summer vegetables are winding down now, the cooling temperatures serving as a cue that their mission has been nearly accomplished. But if frost threatens before the last of my tomatoes have turned red, I’ll drape a sheet of sheer fabric over their supporting cages to provide some warmth. The white fabric sheets,...
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