How to grow Culver's Root in the UK
Veronicastrum virginicum
Culver's Root (Veronicastrum virginicum) is a flower that grows well in UK gardens. Tall vertical drama (2m). Brilliant in prairie-style plantings. 'Fascination' is best. This guide covers when and how to sow Culver's Root, the soil and position it likes, watering and feeding, companion planting, and when to harvest.
Type
Flowers
Difficulty
Moderate
Position
full sun (6+ hrs direct)
Sow
spring
Harvest
—
When to sow & grow Culver's Root
Sowing and harvest window through the year (UK):
Jan | Feb | Mar | Apr Plant | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
Soil, position & care
- Soil
- Fertile, moisture-retentive but free-draining soil
- Soil pH
- 6.0–7.5
- Position
- Sun or part shade depending on species
- Sowing depth
- Plant at the same depth as the pot
- Spacing
- 30–60 cm apart
- Sowing
- Plant container-grown stock spring or autumn; divide established clumps in spring
- Growing
- Water well the first season until established; mulch in spring
- Harvest & upkeep
- Cut back faded foliage in late autumn or early spring; divide every 3–4 years
- Watch for
- Slugs and snails on new shoots; otherwise robust
Companion planting for Culver's Root
No specific companion notes for this plant.
Grow Culver's Root this year
Add Culver's Root to your free 12-month plan and get watering & sowing reminders — no sign-up needed.
Culver's Root FAQs
How much sun does Culver's Root need?
Culver's Root prefers full sun (6+ hrs direct).
Is Culver's Root easy to grow?
Moderate. Tall vertical drama (2m). Brilliant in prairie-style plantings. 'Fascination' is best.