Tiarella 'Oak Leaf'
foam flower 'Oakleaf'
A clump-forming, semi-evergreen perennial, to around 30cm high, forming a mound of deeply lobed, bright green leaves that are similar in shape to oak leaves, and are flushed reddish-bronze in autumn and winter. Small, starry, creamy white flowers are held on upright stems above the foliage, from late spring into summer
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Cream White | Green | ||
|---|---|---|---|---|
| Summer | Cream White | Green | ||
| Autumn | Green Bronze Red | |||
| Winter | Green Bronze Red |
Position
- Full shade
- Partial shade
Aspect
East–facing or North–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Saxifragaceae
- Native to GB / Ireland
- No
- Foliage
- Semi evergreen
- Habit
- Clump forming
- Genus
Tiarella are rhizomatous herbaceous perennials forming a clump of rounded, more or less palmately lobed leaves, with very small, star-shaped flowers in terminal panicles or racemes on erect stems
- Name status
Accepted
How to grow
Cultivation
Thrives in cool, moist, humus-rich soil, in partial or full shade. Protect from drought and excessive winter wet
Propagation
Propagate by division in spring
Suggested planting locations and garden types
- Cottage and informal garden
- Patio and container plants
- Low Maintenance
- Flower borders and beds
- Ground cover
- Underplanting of roses and shrubs
Pruning
No pruning required
Pests
May be susceptible to slugs and vine weevil
Diseases
Generally disease-free
Get involved
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