alum root 'Walnut'
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A neat mound forming perennial with large shiny brown leaves going orange in colour. Tall panicles of white-pink flowers
Scientific classification
- Species
- alum root 'Walnut' (Heuchera 'Walnut')
- Genus
- Heuchera
- Family
- Saxifragaceae
- Information to be completed
- Toxicity
- Herbaceous Perennial
- Plant type
- 0.1-0.5 metres
- Height
- 0.1-0.5 metres
- Spread
- Evergreen
- Foliage
- Bushy
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun · Partial shade
- Sunlight
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- Ideal temperature
alum root 'Walnut' pictures
Distribution of alum root 'Walnut'
Distribution map
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Culture
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Toxicity
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Quick identification of alum root 'Walnut'
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alum root 'Walnut' care guide
- Keep soil lightly moist with free drainage
- Watering
- Full sun · Partial shade
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Keep soil lightly moist with free drainage
Fertilizing
FertilizingLight balanced feed in spring and early summer
Pruning
PruningIf old plants becomes leggy and woody, cut back stem to a lower leaf bud in spring
Propagation
PropagationPropagate by division in autumn
Growing
GrowingGrow in a fertile, moist but well-drained, neutral soil in sun or partial shade. The woody rootstock tends to lift out of the ground so mulch annually or lift and replant. Tidy up old foliage in spring
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Common pests and diseases
Diseases
May be affected by Heuchera rust
Pests
Prone to vine weevils and leaf and bud eelworm
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