'Atropurpureum' is an upright perennial forming a clump of branching, leafy stems with spherical, deep red flower-heads 3cm across in summer
H7 - Hardy in the severest European continental climates (< -20)
South-facing or East-facing or West-facing or North-facing
Exposed or Sheltered
Moist but well-drained
Sand, Loam, Chalk, Loam
Acid, Alkaline, Neutral
Time to ultimate height
How to grow
Grow in a moist but well-drained soil in full sun; can tolerate some dryness and partial shade.
Propagate by seed sown in pots in a cold frame in spring or propagate by division in spring or autumn.
Suggested planting locations and garden types
Flower borders and beds Cut Flowers Cottage & Informal Garden Wildlife Gardens Wildflower meadow.
How to care
If self-seeding is a problem then cut back hard after flowering.
Generally pest free
May be infected by powdery mildews
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