About

Bistorta affinis 'Darjeeling Red' is a semi-evergreen perennial that reaches a height of up to 25cm. It develops a dense mat of lance-shaped foliage that can grow to 15cm in length, often displaying a reddish hue in the autumn months. During the summer, it produces compact flower spikes that start as pink and mature to a deep red.

About the genus

This genus consists of herbaceous perennials that grow from rhizomes, featuring upright, unbranched stems. At the top of these stems are short spikes adorned with small, bell-shaped flowers that can be white or pink in color.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Poorly-drained, Well-drained
Aspect
South-facing, East-facing, North-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Plant type
Alpine Rockery, Herbaceous Perennial
Habit
Matforming
Foliage
Semi evergreen
Height
0.1-0.5 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
City and courtyard gardens, Coastal, Cottage and informal garden, Gravel garden, Patio and container plants, Rock garden

Care notes

Cultivation
Prefers moisture retentive soil in sun or part shade but may spread quickly in wet soil. It is tolerant of dry and light soils in sun or shade where it will spread more gradually See
Pruning
No pruning required but remove spent flowers if necessary and comb out old leaves
Propagation
Propagate by division in spring or autumn, or stem-tip cuttings of non flowering shoots
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free