The 'Pugster Blue' is a dwarf variety that will reach 1-2' tall and 2-3' wide and is great for container gardening. It has gracefully arching branches that are covered in violet colored blooms from summer through fall.
The 'Purple Cow' is a mid-sized variety that produces large clusters of purple blooms that will persist through the summer. It will reach 6-10' tall and 4-5' wide at maturity.