The flowers of this most commonly-grown species are violet.
Attributes - Liatris spicata 'Floristan Violet'
Plant Type: Perennial
Bloom Season: Early Summer through Mid Fall
Flower Color: Purple
Height: 2 ft. to 3 ft.
Width: 1 ft. 6 in.
Sunlight: Full Sun, Partial Sun
Climate: Zones 3, 4, 5, 6, 7, 8, 9, 10
Notes: Thrives in Dry Climates, Hot Climates. Cut Flowers, Drought Tolerant, Low Maintenance.