Overview
Roldana aschenbornia is a bushy annual biennial in the genus Roldana, part of the Asteraceae family, with deciduous foliage. Roldana aschenbornia grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H4. Suggested uses include city and courtyard gardens, cottage and informal garden, cut flowers and flower borders and beds.
About
Roldana aschenbornia is a bushy cultivar of the genus Roldana, belonging to the Asteraceae family. It is a deciduous plant that thrives in full sun, ideally in south- or west-facing, sheltered positions. This cultivar prefers fertile, moist but well-drained loam soil with a neutral pH. Hardy to UK zone H4, it is suitable for city and courtyard gardens, cottage and informal gardens, as well as flower borders and beds. It flowers in spring and summer, and can be propagated from seed sown in gentle heat in early spring.
About the genus
Roldana also known as groundsel is a genus of large herbs or subshrubs from the groundsel tribe within the sunflower family.
Wikipedia contributors, "Roldana", CC BY-SA 4.0 — Roldana
Growing conditions
Best soil and position for Roldana
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing or West-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Roldana aschenbornia size, habit and characteristics
- Plant type
- Annual Biennial
- Habit
- Bushy
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Cut flowers, Flower borders and beds
Care notes
Pruning and caring for Roldana aschenbornia
- Propagation
- Seed sown in gentle heat in early spring
- Pest resistance
- Aphids, flea beetles, cabbage root fly
- Disease resistance
- Club root, downy mildews, root rot, virus
Frequently asked questions
Where is the best place to plant Roldana aschenbornia?
Roldana aschenbornia prefers full sun. It suits sheltered positions.
What soil does Roldana aschenbornia need?
Roldana aschenbornia grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Roldana aschenbornia hardy in the UK?
Roldana aschenbornia has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Roldana aschenbornia?
Seed sown in gentle heat in early spring.