Cactus dahlias, with their long, narrow and pointed petals, are a fun addition to gardens and border plantingsand Bright Cactus Dahlia Veritable offers an exceptional color choice. The showy, lavender, starburst-type flowers have white centers. They’re eye-catching in the garden and in fresh floral displays. Growing 40-44″ tall, these sun-loving dahlias are sure to be noticed. They’re long-lasting as cut flowers too. Like other dahlias, Bright Cactus Dahlias bloom from midsummer to the first fall frost. Deer tend to avoid.