Question: are crepe myrtles cold hardy?
Answer: Crape myrtles are generally cold-hardy to USDA Zone 7 or possibly 6, depending on the cultivar. They bloom on the current season's growth, so some gardeners in cooler zones try their hand at growing them as perennials. Crape myrtles are generally cold-hardy to USDA Zone 7 or possibly 6, depending on the cultivar.