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Herbaceous Perennial
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Purple | Green Purple | ||
|---|---|---|---|---|
| Summer | Purple | Green Purple | ||
| Autumn | Green Purple | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Polemoniaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
Polemonium can be annuals or herbaceous perennials or upright or spreading habit, with pinnate leaves and usually clustered, tubular, bell, or funnel-shaped flowers
- Name status
Accepted
How to grow
Cultivation
Grow in any fertile, well drained but moist soil in sun or partial shade. Dead head regularly
Propagation
Sow seeds in containers in a cold frame in autumn or spring. Divide in spring. Propagate for own use only.
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Wildlife gardens
- Flower borders and beds
Pruning
Cut back to the base in autumn
Pests
Generally pest-free
Diseases
May be susceptible to powdery mildew
Get involved
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