About
Bupleurum longifolium is a short-lived perennial that reaches heights of up to 90 cm. It features an upright growth form, characterized by long, narrow basal leaves and oval to heart-shaped upper leaves that embrace the stems. The foliage is mid-green to grey-green, occasionally displaying a hint of purple. In summer, it produces loose clusters of small yellow flowerheads, which are encircled by green bracts that resemble petals.
About the genus
Bupleurum includes a range of growth forms, such as annuals, perennials, and evergreen shrubs. The foliage consists of simple leaves, while the small yellow or green flowers are grouped together, typically accompanied by petal-like bracts that can be green to yellow in color.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H5
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Columnar upright
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1-2 years
- Suggested uses
- Cottage and informal garden, Wildflower meadow, Gravel garden
- Native to
- C Eur. to Siberia
Care notes
- Cultivation
- Grow in full sun in well drained soil; thrives in poor soils
- Pruning
- Deadhead to avoid self-seeding
- Propagation
- Propagate by seed sown fresh in autumn; plants can be short-lived so regular propagation is recommended. Plants grown from seed will usually flower in the second year
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free