Rose Campion, Sun Perennial! Pink Flower 150 Seeds! ROSE CAMPION (Lychnis coronaria) WINNER/ BUYER GETS APPX. 450 SEEDS!! Hi, this beautiful perennial has multiple, hot pink 1" blooms on plants that grow up to 3 feet tall. The silver-grey 4" lance-shaped leaves are very nice as well. Will multiply by seed or by division. Adaptable to hot, dry, or humid conditions. Easy to grow.