How to Prune dame's violet?
Cut back after flowering
dame's violet · Hesperis matronalis
Also known as: close sciences; damask; damask violet; dame's rocket; dame's wort; double rocket; garden rocket; night rocket; night violet; night-scented violet; queen's gilliflower; rocket; rogue's gilliflower; summer lilac; sweet rocket; white rocket; winter gilliflower
Grow in fertile, moist but well-drained neutral or alkaline soil in sun or semi-shade. Replace every two to three years as flowering diminishes with age
Cut back after flowering