This is a hardier and thornier version of A. mollis. Its elegant white-purple flower spikes are narrower than other Acanthus.
Attributes - Acanthus spinosissimus
Plant Type: Perennial
Bloom Season: Late Spring through Late Summer
Flower Color: Purple, White
Height: 3 ft. to 4 ft.
Width: 3 ft.
Sunlight: Full Sun, Partial Sun
Climate: Zones 7, 8, 9, 10
Notes: Thrives in Dry Climates. Drought Tolerant, Long Blooming, Low Maintenance, Showy Flowers. Susceptible to Root Rot.