Epimedium alpinum

RHS Plant Profile
barrenwort

Other common names

alpine barrenwort, bishop's hat, common barrenwort

Herbaceous Perennial

An evergreen, rhizomatous perennial, to 25cm in height. Foliage is glossy and finely-toothed, bronze in spring turning mid-green and finally red tones in autumn. Racemes of pendant flowers appear in spring with dark, purple-red sepals and yellow short-spurred petals

Position

Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Moist but well–drained
pH
Acid or Neutral

Position

Partial shade
Aspect
North–facing or West–facing or East–facing
Exposure
Sheltered
Hardiness
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Berberidaceae
Native to GB/Ireland
No
Foliage
Semi evergreen
Habit
Spreading branched
Genus
Epimedium are rhizomatous perennials with evergreen or deciduous, ternately or pinnately divided leaves, and open sprays of small, bowl-shaped flowers, often with prominent spurs, in mid to late spring
Name Status
Correct
Plant Range
C & S Europe

How to Grow

Cultivation

Grow in fertile, moist but well-drained, humus-rich soil in partial shade; shelter from cold, dry winds

Propagation

Propagate by division in autumn or after flowering

Suggested planting locations and garden types

  • Rock garden
  • Ground cover
  • Underplanting of roses and shrubs
  • Banks and slopes
  • Flower borders and beds

Pruning

Cut back old foliage in late winter or early spring for the best display of new foliage and flowers

Pests

May be susceptible to vine weevil

Diseases

May be susceptible to a virus