Begonia Cold Tolerance
Temperatures there fall below 0 C more often in winter. Keep indoor begonias warm. A Begonia And Vinca Vine Container Garden Idea For Partial Shade Container Gardening Shade Container Gardening Shade Plants Container It prefers an average room temperature of 65 75 degrees Fahrenheit 18 24 degrees Celsius. Begonia cold tolerance . You will want to make sure that the minimum night temperature is 55ºF 13ºC. First up its love of cold means that growers have lower heating bills not to mention the environmental benefits. Let the soil dry between waterings and avoid overwatering as it may cause fungal diseases or rot. Zone 4a 4b 5a 5b 6a 6b 7a 7b 8a Light. Temperature dips below 50 degrees might damage begonias. So late spring is the best time to plant begonias. Both the foliage and the tubers are cold sensitive and will not survive winter outdoors except in zones 8-11. Begonia grandis is the only species of hardy begonias that survive outside in cold weather. Some say t...