About

Bupleurum falcatum is a biennial or short-lived perennial that can reach heights of up to 90 cm. It features narrow, linear to lance-shaped foliage. The plant produces upright, slender, branching stems that support loose umbel clusters, measuring up to 6 cm in diameter, filled with small, yellow, star-like flowers that bloom from mid-summer through early autumn.

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
H4

Plant details

Plant type
Annual Biennial
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, Wildlife gardens, Wildflower meadow
Native to
Eurasia

Care notes

Cultivation
Grow in any well-drained soil in full sun
Pruning
Deadhead to control self-seeding
Propagation
Propagate by seed
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free