Phyteuma orbiculare
round-headed horned rampion
A rare native, limited to a few southern counties of England, with deep blue flowers on unbranched, 30-50cm stems above a cluster of oval to lance-shaped leaves. The unusual globular flowerheads consist of up to 30 narrow, tubular, incurved flowers and appear from early to late summer
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Well–drainedpH
Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Blue | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Campanulaceae
- Native to GB / Ireland
- Yes
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
A genus of flowering herbaceous perennials, native to Europe and Morocco. Foliage is alternate and petiolate, varying in shape between cultivars. Flowers are produced in dense panicles with narrow, five-lobed corolla and are mostly purple, but sometimes pale blue, white or pink
- Name status
Correct
- Plant range
- Europe
How to grow
Cultivation
Occurs naturally in open chalk grassland preferring neutral to alkaline, well-drained soil in a sunny spot
Propagation
Propagate by seed
Suggested planting locations and garden types
- Cottage and informal garden
- Gravel garden
- Wildflower meadow
Pruning
No pruning required
Pests
Generally pest-free
Diseases
Generally disease-free
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.