Trientalis europaea

RHS Plant Profile
chickweed wintergreen

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chickweed wintergreen visionspictures.com

Other common names

European chickweed wintergreen, European starflower

Herbaceous Perennial

A perennial woodland wildflower found mostly in Scotland and a few sites in northern England. Slowly spreading rhizomes support upright stems to about 20cm, topped by a whorl of oval, evergreen leaves. Above these. one to three white, cup-shaped flowers with pointed petals develop on fine stems in summer

Position

Partial shade

Soil Types

Loam

Size

Time to Maturity
2–5 years

Growing Conditions

Loam
Moisture
Moist but well–drained
pH
Acid

Position

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

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Primulaceae
Native to GB/Ireland
Yes
Foliage
Evergreen
Habit
Columnar upright
Genus
Name Status
Correct

How to Grow

Cultivation

Naturally found in cool, moist, shady places such as open pine woods and heather moors. Needs woodland conditions - humus-rich, acid, moist but well-drained, fertile soil in semi-shade

Propagation

Propagate by seed or by division

Suggested planting locations and garden types

  • Cottage and informal garden
  • Rock garden
  • Underplanting of roses and shrubs

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free