Bulb-like corms, at top, produce saffron crocuses. Each purple flower contains three red stigmas, which are dried and cured to make saffron.Credit...Gabriella Angotti-Jones for The New York Times ...

Winter in the South can be hard on plants. Fluctuating temperatures, sporadic freezes, and winter winds all take their toll on the garden. Some plants need a little extra protection to make it through ...