red valerian (white form)

Grow in a well-drained soil that is poor to moderately fertile, ideally a chalky or stony soil. Good drought resistance; thrives on walls and in coastal gardens. Needs full sun to flower well.

Cut down stems in autumn or if self-seeding is a problem then cut back hard in July after their first flowering

Propagate by seed sown in spring

Generally pest free

Generally disease free