Butterfly Seed Mixture. We have put together a specific grouping of plants with flowers in various shades of violet, blue, orange, red and white for the purpose of attracting a wide assortment of butterflies. A blend of nnuals and hardy p erennials with a garden height that averages 60 cm (2'). Contains Alyssum, African Daisy, Bachelor Buttons, Butterfly Weed, Candytuft, Catch Fly, Columbine, Purple Coneflower, Prairie Coneflower, Plains Coreopsis, Lance Leaf Coreopsis, Cosmos, Marigold, Scarlet Flax, Siberian Wallflower.