Van Zyverden Dahlia Dinnerplate Mix, Full Sun, Annual, Multicolor. This is sure to be a showstopper in your summer garden! Dahlia Dinnerplate Mix produces blooms in a bold range of colors that attract hummingbirds and butterflies to your garden. Perfect for cut flower bouquets and arrangements. Dahlias produce an abundance of blooms throughout the summer and into the fall. Great for planting in garden beds and borders and patio containers. Plant dahlias in the spring after all danger of frost has passed. Dahlias are easy to grow and will be a favorite addition to your summer garden! Dahlias are sure to add a new dimension of shape and texture to any garden.