Overview
Woodsia alpina is a clump forming ferns in the genus Woodsia, part of the Woodsiaceae family, with deciduous foliage. Woodsia alpina grows best in partial shade, and tolerates most soils and neutral and alkaline pH. Its UK hardiness is rated H7. Suggested uses include rock garden, cottage and informal garden, low maintenance, underplanting of roses and shrubs and flower borders and beds.
About
Woodsia alpina, commonly known as alpine woodsia or northern woodsia, is a clump-forming deciduous fern belonging to the genus Woodsia. These compact, tufted ferns have pinnate or bi-pinnate fronds, making them well suited for rock gardens. This cultivar thrives in partial shade with a north, east, or west-facing aspect and prefers moist but well-drained, humus-rich soils such as loam, chalk, or sand with neutral to alkaline pH. Hardy to UK zone H7, it is ideal for sheltered locations and is best grown in spring and summer, suitable for informal gardens, underplanting, and flower borders.
Growing conditions
Best soil and position for Woodsia
- Sunlight
- Partial shade
- Soil type
- Loam, Chalk, Sand
- Soil pH
- Neutral, Alkaline
- Soil moisture
- Moist but well-drained
- Aspect
- North-facing, East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H7
Plant details
Woodsia alpina size, habit and characteristics
- Plant type
- Ferns
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- Rock garden, Cottage and informal garden, Low Maintenance, Underplanting of roses and shrubs, Flower borders and beds
Care notes
Pruning and caring for Woodsia alpina
- Propagation
- Division, Spores
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Woodsia alpina?
Woodsia alpina prefers partial shade. It suits sheltered positions.
What soil does Woodsia alpina need?
Woodsia alpina is adaptable and grows happily in most soil types, including loam, chalk and sand. It prefers neutral and alkaline soil. Aim for soil that stays moist but well-drained.
Is Woodsia alpina hardy in the UK?
Woodsia alpina has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.
How do I propagate Woodsia alpina?
Division, Spores.