Veronicastrum 'Red Arrows'
Culver's root 'Red Arrows'
An upright perennial to 1.2m tall, with whorls of lance-shaped, toothed leaves and dense, slender, branched spikes of small violet flowers opening from red buds in summer and early autumn
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Size
Ultimate height
1–1.5 metresTime to ultimate height
1–2 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Purple | Green | ||
| Autumn | Purple | Green | ||
| Winter |
Position
- Full sun
- Partial shade
Aspect
West–facing or South–facing or East–facing
Exposure
Sheltered Hardiness
H7Botanical details
- Family
- Plantaginaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Clump forming, Columnar upright
- Genus
Veronicastrum are tall herbaceous perennials with erect stems bearing narrow leaves in whorls, and long terminal racemes of small flowers in summer
- Name status
Unresolved
How to grow
Cultivation
Grow in moderately fertile, humus-rich, moist soil in full sun or partial shade
Propagation
Propagate by division in spring
Suggested planting locations and garden types
- Cottage and informal garden
- Architectural
- Flower borders and beds
Pruning
Deadhead flower spikes as they fade. Cut back to ground level in winter
Pests
May be susceptible to aphids
Diseases
May be susceptible to downy mildews, powdery mildews and a leaf spot
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