Frost Tolerant Annuals
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There are a number of plants that can survive cold temperatures, mild frost, and some can even withstand hard freezes. Some plants you wouldn't think of, like petunias, can withstand a mild frost if the are acclimated. We do that here at Bob's by exposing our petunias and calibrachoas to cold temperatures at night after they have been transplanted. Here is a list of some cold tolerant favorites:
-Pansies and Violas
-Sweet Alyssum
-Stock
-Snapdragon
-Dianthus
-Sweet Peas
-Forget Me Not
-Calendula
-Lobelia
-Petunias and Calibrachoa (if acclimated)
-Geraniums (if acclimated)