Overview
Artemisia 'Powis Castle' is a bushy shrubs in the genus Artemisia, part of the Asteraceae family, with evergreen foliage. It typically grows around 0.1-0.5 metres tall and 0.5-1 metres wide, reaching full size in around 5-10 years. Artemisia 'Powis Castle' grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H3. It is a holder of the RHS Award of Garden Merit, drought resistant and low maintenance. Suggested uses include gravel garden and cottage and informal garden.
About
Artemisia 'Powis Castle' is a compact evergreen shrub with a rounded shape. Its foliage consists of finely divided, silvery leaves. In late summer, it produces inconspicuous, muted yellow flower clusters arranged in narrow panicles.
About the genus
Artemisia includes a variety of plants such as shrubs, perennials, and annuals, which can be either evergreen or deciduous. The leaves are typically gray, aromatic, and often have a divided appearance. The flower heads tend to be inconspicuous.
Growing conditions
Best soil and position for Artemisia
- Sunlight
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing, East-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H3
Plant details
Artemisia 'Powis Castle' size, habit and characteristics
- Plant type
- Shrubs
- Habit
- Bushy
- Foliage
- Evergreen
- Height
- 0.1-0.5 metres
- Spread
- 0.5-1 metres
- Time to full height
- 5-10 years
- Suggested uses
- Gravel garden, Cottage and informal garden
- Fragrance
- Foliage
Care notes
Pruning and caring for Artemisia 'Powis Castle'
- Cultivation
- Grow in fertile well-drained soil in sun.
- Pruning
- Pruning Group 7 Cut back to the lowest, new shoots near the base in mid to late spring
- Propagation
- Propagate by semi-hardwood cuttings
- Pest resistance
- May be susceptible to aphids and gall midge
- Disease resistance
- May be susceptible to honey fungus
Frequently asked questions
How do I grow Artemisia 'Powis Castle'?
Grow in fertile well-drained soil in sun.
Where is the best place to plant Artemisia 'Powis Castle'?
Artemisia 'Powis Castle' prefers full sun. It suits exposed and sheltered positions.
What soil does Artemisia 'Powis Castle' need?
Artemisia 'Powis Castle' is adaptable and grows happily in most soil types, including chalk, loam and sand. It is happy in soil of any pH. Aim for soil that stays well-drained.
How do I prune Artemisia 'Powis Castle'?
Pruning Group 7 Cut back to the lowest, new shoots near the base in mid to late spring.
How big does Artemisia 'Powis Castle' grow?
Artemisia 'Powis Castle' reaches a height of 0.1-0.5 metres and a spread of 0.5-1 metres. It takes around 5-10 years to reach full size.
Is Artemisia 'Powis Castle' hardy in the UK?
Artemisia 'Powis Castle' has a UK hardiness rating of H3.
How do I propagate Artemisia 'Powis Castle'?
Propagate by semi-hardwood cuttings.