Do Dahlias Like Sun Or Shade?
Do Dahlias Like Sun Or Shade? Planting Dahlias Outdoors. 1. Choose a location with good light. Dahlias require full sun, with 6 or more hours of sunlight daily. What zones do dahlias grow in? ZONE Though dahlias are only winter hardy in zones 8-11, gardeners in zones 3-7 can grow dahlia as annuals. Plant the