Comfrey Symphytum officinale

Vigorous perennial about 1.5m tall, forming a clump of erect stems bearing coarse, hairy dark green leaves to 25cm in length, with winged stalks, and clusters of tubular, purple, pink or creamy-yellow flowers 2cm in length .packet 5 seeds

Other common names

alum
backwort
see lessblack root
blackwort
Bohemian comfrey
bone-set
comfrey consound
gum plant
knit-back
bruisewort
healing herb

How to grow

Cultivation

Grow in moderately fertile, moist soil in sun or partial shade. Be aware the plant growth can be vigorous once established and has the potential to become a nuisance, so may require appropriate management. Can be grown for use as a plant fertiliser

Propagation

Propagate by division of fleshy roots in spring. Propagate by root cuttings in early winter. Propagate by seed sown in pots in a cold frame in autumn or spring

Suggested planting locations and garden types

• Wildlife gardens
• Wildflower meadow
• Cottage and informal garden

Pruning

Can be cut back after flowering to encourage neat, young foliage

Pests

Generally pest-free

Diseases

Generally disease-free