Invasive Species Sold at Garden Centers You Should Never Buy ::: Vinca minor (Common periwinkle/Vinca) ::: Periwinkle grows vigorously and forms dense and extensive mats along the forest floor, displacing native herbaceous and woody plant species.
Dalmation Bellflower produces beautiful mounds of purple bell-shaped flowers from late spring through summer. Low-growing plant is perfect for adding color in front of other perennials. Grows only tall. Spreads Prefers full sun to partial shade.