Overview
Ranunculus cortusifolius is a bushy herbaceous perennial in the genus Ranunculus, part of the Ranunculaceae family, with deciduous foliage. Ranunculus cortusifolius grows best in full sun, and tolerates loam and sand soils and any pH. Its UK hardiness is rated H4. Suggested uses include city and courtyard gardens and mediterranean climate plants.
About
Ranunculus cortusifolius, also known as the Azores buttercup or Canary buttercup, is a plant species in the genus Ranunculus, family Ranunculaceae, the buttercup or crowfoot family. It grows on moister sites throughout the Azores, Madeira and Canary Islands but is widely cultivated elsewhere as an ornamental. There are reports of it having become naturalized in parts of California. In the wild it grows across North America, Azores, Canary Is., Madeira, Corvo Island and other regions. Grow it in full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens and mediterranean climate plants. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant after last frost in fertile soil.
Wikipedia contributors, CC BY-SA 4.0 — Ranunculus cortusifolius
Growing conditions
Best soil and position for Ranunculus
- Sunlight
- Full sun
- Soil type
- Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Ranunculus cortusifolius size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Bushy
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Mediterranean climate plants
Care notes
Pruning and caring for Ranunculus cortusifolius
- Propagation
- Propagate by sowing seed in a cold frame but generally better result achieved with tubers
- Pest resistance
- May be susceptible to aphids, slugs and snails
- Disease resistance
- May be susceptible to powdery mildew and grey moulds
Frequently asked questions
Where is the best place to plant Ranunculus cortusifolius?
Ranunculus cortusifolius prefers full sun. It suits sheltered positions.
What soil does Ranunculus cortusifolius need?
Ranunculus cortusifolius grows best in loam and sand soil. It is happy in soil of any pH. Aim for soil that stays well-drained.
Is Ranunculus cortusifolius hardy in the UK?
Ranunculus cortusifolius 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 Ranunculus cortusifolius?
Propagate by sowing seed in a cold frame but generally better result achieved with tubers.
More in the Ranunculus genus
- Ranunculus auricomusgoldilocks

- Ranunculus circinatusfan-leaved water crowfoot

- Ranunculus glacialisglacier crowfoot

- Ranunculus insignis

- Ranunculus lyalliiMount Cook buttercup

- Ranunculus montanus

- Ranunculus trichophyllusthread-leaved water crowfoot

- Ranunculus semi-verticillatus