Bupleurum fruticosum

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A spreading, evergreen shrub to 2m tall, with long, slender stems bearing blue-green leaves to 8cm long, and domed clusters of tiny yellow flowers to 4cm across, in summer and early autumn

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

1.5-2.5 metres

Max Spread

1.5-2.5 metres

Size

Time to Maturity
5–10 years
Max Spread
1.5-2.5 metres
Max Height
1.5-2.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–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)
H4

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Apiaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus
Bupleurum may be annuals, perennials or evergreen shrubs; the leaves are simple, the tiny yellow or green flowers are borne in a cluster usually subtended by petal-like green to yellow bracts
Name Status
Correct
Plant Range
S Europe, NW Africa, W Asia

How to Grow

Cultivation

Grow in any well-drained soil in a warm sheltered site with full sun

Propagation

Propagate by seed in containers in a cold frame in spring; root semi-ripe cuttings in summer

Suggested planting locations and garden types

  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Gravel garden
  • Wildlife gardens
  • Flower borders and beds
  • Cut flowers
  • Wall side borders

Pruning

Pruning group 9: tolerates hard pruning

Pests

Generally pest-free

Diseases

Generally disease-free