Purple flowers in 6-12 inch spikes, blooming from the top to the bottom.
Flower Colors: Purple
Downy Lobelia
Purple tubular flowers often growing on one side of a spike. The upper lip has two lobes, the lower lip has three lobes and white markings.
Downy Skullcap
Tubular flowers open to 2 lips. The upper lip is hooded. The lower lip is larger and has a white patch near the throat. Several flowers grow along a central stalk (raceme).
Garden Cosmos
Pink, white or lavender cup-shaped flowers with a yellow center.
Garden Phlox
Dense, dome-shaped clusters of pink to purple or white flowers.
Giant Ironweed
Magenta flowers in a large, loose cluster at the end of the stem. Each flower head has 13-30 flowers. The leaves are up to 12 inches long, and are rough-hairy underneath.
Great Blue Lobelia
Deep blue to purple flowers that open to two spreading lips. The upper lip has 2 lobes, the lower lip has 3 wider lobes with broad white stripes at the base.
Heal-All
Small bluish to lavender or white flowers in a cylinder-shaped head. The flower is tubular with a hooded upper lip. The lower lip is fringed and has 3 lobes.
Heartleaf Pickerelweed
Bright lavender-blue tubular flowers in a dense spike up to 5 inches long. Flowers bloom from the bottom up.
Japanese Mazus
Pale purple flowers with two lips. The lower lip is longer and has 3 lobes. It is white with yellow spots. The upper lip is darker purple.