This very invasive, clump-forming perennial has lance-shaped leaves and produces spikes of pink flowers.
Attributes - Lythrum salicaria 'Robert'
Plant Type: Perennial
Bloom Season: Mid Summer through Late Summer
Flower Color: Purple
Height: 2 ft. 6 in. to 3 ft.
Width: 2 ft.
Sunlight: Full Sun, Partial Sun
Climate: Zones 4, 5, 6, 7, 8, 9
Notes: Thrives in Hot Climates, Wet Soil.