Liatris

Family: Asteraceae
Plant type: Deciduous perennial.
Origin: North America
Size: 60-90 cm tall (2-3') x 60cm (2') wide.
Flowering Time: Mid Summer
Planting depth and Spacing: Plant 15-20cm apart in clumps.
Soil Type: Rich well draining. Avoid soggy soil over Winter.
Position: Full sun to part shade.
Pruning required & when: Cut back after flowering.
Frost: Hardy.
Preferred climates: Tolerant of hot Summers & cold Winters. 1