Hypericum × dummeri 'Peter Dummer'
A loose, spreading, low-growing but bushy shrub, with oval, blue-green, semi-evergreen leaves to 60cm (23in). In summer it produces large saucer-shaped, bright yellow flowers with a distinct circle of stamens. Foliage takes on reddish tints in autumn, when conical, red-brown fruit may also be seen.
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Size
Ultimate height
0.5–1 metresTime to ultimate height
5–10 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green Blue | |||
|---|---|---|---|---|
| Summer | Green Blue | |||
| Autumn | Green Blue Red | Red Brown | ||
| Winter | Green Blue Red |
Position
- Full sun
- Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Exposed or ShelteredDrought resistance
Yes Hardiness
H5Botanical details
- Family
- Hypericaceae
- Native to GB / Ireland
- No
- Foliage
- Semi evergreen
- Habit
- Bushy, Matforming
- Potentially harmful
- Fruit are ornamental - not to be eaten. Wear gloves and other protective equipment when handling. Pets: Fruit are ornamental - not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
- Genus
Hypericum can be annuals, perennials, shrubs or trees, evergreen or deciduous, with usually paired leaves and showy yellow flowers with prominent stamens, followed by capsules, occasionally berry-like
- Name status
Accepted
How to grow
Cultivation
Grow in moderately fertile to poor, moist but well-drained soil in sun or partial shade.
Propagation
Propagate from semi-ripe cuttings in summer.
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Low Maintenance
- Banks and slopes
- Flower borders and beds
Pruning
Pests
Generally pest-free
Diseases
May be susceptible to a rust and honey fungus (rarely)
Get involved
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