Overview
Sidalcea 'Rosaly' is a clump forming herbaceous perennial in the genus Sidalcea, part of the Malvaceae family, with deciduous foliage. Sidalcea 'Rosaly' grows best in full sun and partial shade, and tolerates loam and sand soils and acid and neutral pH. Its UK hardiness is rated H7. Suggested uses include cottage and informal garden and wildlife gardens.
About
Sidalcea 'Rosaly' (prairie mallow 'Rosaly') is a clump-forming herbaceous perennial belonging to the genus Sidalcea in the Malvaceae family. This deciduous plant features upright stems with finely divided leaves and terminal racemes of five-petaled flowers typical of the mallow family. It thrives in full sun or partial shade, favouring south- or west-facing, sheltered positions with moist but well-drained loam or sandy soil of acid to neutral pH. Hardy to UK zone H7, it is well suited to cottage, informal, and wildlife gardens, with interest in spring and summer. It can be propagated by division or sowing seed in a cold frame.
Growing conditions
Best soil and position for Sidalcea
- Sunlight
- Full sun, Partial shade
- Soil type
- Loam, Sand
- Soil pH
- Acid, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H7
Plant details
Sidalcea 'Rosaly' size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- Cottage and informal garden, Wildlife gardens
Care notes
Pruning and caring for Sidalcea 'Rosaly'
- Propagation
- Propagate by division, or by sowing seed in containers in a cold frame in autumn or spring
- Pest resistance
- May be susceptible to slugs and snails
- Disease resistance
- May be susceptible to rust diseases
Frequently asked questions
Where is the best place to plant Sidalcea 'Rosaly'?
Sidalcea 'Rosaly' prefers full sun and partial shade. It suits sheltered positions.
What soil does Sidalcea 'Rosaly' need?
Sidalcea 'Rosaly' grows best in loam and sand soil. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained.
Is Sidalcea 'Rosaly' hardy in the UK?
Sidalcea 'Rosaly' has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.
How do I propagate Sidalcea 'Rosaly'?
Propagate by division, or by sowing seed in containers in a cold frame in autumn or spring.