Patrinia triloba

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three-leaved patrinia

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three-leaved patrinia RHS
three-leaved patrinia RHS / Joanna Kossak
Herbaceous Perennial
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A clump-forming perennial up to 50cm tall, with palmately lobed, mid-green leaves turning yellow in autumn. Branching stems support flower heads 10cm across consisting of small, trumpet-shaped, scented, yellow flowers with five petal lobes

Position

Full sun, Partial shade

Soil Types

Clay, Loam

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

Clay Loam
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
North–facing or West–facing or East–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)
H6

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Caprifoliaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Patrinia are clump-forming, herbaceous perennials with long-stemmed sprays of small, yellow or white flowers. The leaves are mainly basal, mid- to dark green, nearly always lobed or divided
Name Status
Correct
Plant Range
Japan

How to Grow

Cultivation

Grow in fertile, humus-rich, moist soil in partial or deep shade

Propagation

Propagate by seed sown in containers in a cold frame as soon as ripe, or by division in spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Low Maintenance
  • Underplanting of roses and shrubs
  • Flower borders and beds
  • Ground cover

Pruning

Cut back stems after flowering

Pests

Generally pest-free

Diseases

Generally disease-free