A picture of a Tuberous comfrey

Tuberous comfrey

Symphytum tuberosum

Also known as

Comfrey

Full Sun
Moderate watering
Frost Hardy

H5

RHS hardiness

-15°C

Minimum temperature

Expected size

Height
Spread

60cm

Max

1m

50cm

Min

50cm

Flowering

  • spring
  • summer
  • autumn
  • winter

Tuberous comfrey Overview

This is a dense strong plant with creeping rhizomes and oblong leaves. There are about 8 to 16 pale yellow flowers.

How to propagate Tuberous comfrey

Division

Division in spring. Propagate cultivators by division only.

Seed

Seed in autumn; usually self-seeds naturally.

Other uses of Tuberous comfrey

Suitable for wild gardens. Use to make liquid manure.