Overview
Stilbocarpa polaris is a plant with a columnar upright habit in the genus Stilbocarpa, part of the Apiaceae family, with deciduous foliage. Stilbocarpa polaris grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H3. Suggested uses include city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens and hedging and screens.
About
Stilbocarpa polaris is a deciduous, columnar upright plant belonging to the Apiaceae family. It thrives in full sun on a south-facing, sheltered aspect, preferring moist but well-drained loam soil with a neutral pH. Hardy to UK zone H3, it is suitable for a variety of garden settings including city and courtyard gardens, coastal areas, cottage and informal gardens, wildlife gardens, as well as hedging and screens. Interest is mainly in spring and summer, and cultivation involves planting in well-drained soil with watering during establishment. Propagation can be achieved through softwood cuttings, budding, or grafting.
Growing conditions
Best soil and position for Stilbocarpa
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H3
Plant details
Stilbocarpa polaris size, habit and characteristics
- Habit
- Columnar upright
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Coastal, Cottage and informal garden, Wildlife gardens, Hedging and screens
Care notes
Pruning and caring for Stilbocarpa polaris
- Propagation
- Softwood cuttings, Budding, Grafting
- Pest resistance
- Aphids, Scale insects, Pear blister mite, Red spider mite, Sawfly larvae
- Disease resistance
- Fireblight, Apple canker, Silver leaf, Honey fungus
Frequently asked questions
Where is the best place to plant Stilbocarpa polaris?
Stilbocarpa polaris prefers full sun. It suits sheltered positions.
What soil does Stilbocarpa polaris need?
Stilbocarpa polaris grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Stilbocarpa polaris hardy in the UK?
Stilbocarpa polaris has an RHS hardiness rating of H3, meaning it is half-hardy, tolerating -5 to 1°C, and may need winter protection in colder areas.
How do I propagate Stilbocarpa polaris?
Softwood cuttings, Budding, Grafting.