About
This 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, rich purple flowers 2cm in length in late spring and summer.
About the genus
Symphytum are rhizomatous herbaceous perennials, sometimes invasive, with large leaves and nodding clusters of tubular flowers
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, North-facing, South-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height1-1.5 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Wildflower meadow, Wildlife gardens
ToxicityHarmful if eaten repeatedly. Wear gloves and other protective equipment when handling Pets (rabbits, rodents): Harmful if eaten repeatedly - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Care notes
CultivationGrow 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
PruningCan be cut back after flowering to encourage neat, young foliage
PropagationPropagate by division of fleshy roots in spring or from root cuttings in early winter
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free