Artemisia vallesiaca
Swiss wormwood
A woody-based herbaceous perennial to 45cm in height, with silvery-white leaves 2-4cm in length, finely divided into linear segments. Flowerheads small, yellowish, in arching spikes
Buy this plant
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Well–drainedpH
Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Grey Silver White | |||
|---|---|---|---|---|
| Summer | Yellow | Grey Silver White | ||
| Autumn | Grey Silver White | |||
| Winter |
Position
- Full sun
Aspect
South–facing or East–facing
Exposure
ExposedDrought resistance
Yes Hardiness
H4Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Artemisia can be shrubs, perennials or annuals, evergreen or deciduous, with usually grey, aromatic, often divided foliage and rather insignificant flower-heads
- Name status
Correct
How to grow
Cultivation
Grow in fertile well-drained soil in sun. Can die back in heavy, poorly-drained soil
Propagation
Propagate by seed sown in containers in a cold frame in spring or propagate by rooting semi-hardwood cuttings in late summer, with bottom heat
Suggested planting locations and garden types
- Coastal
- Cottage and informal garden
- City and courtyard gardens
- Gravel garden
- Patio and container plants
- Flower borders and beds
Pruning
Pests
Generally pest-free
Diseases
May be susceptible to honey fungus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.