A picture of a Hoary Mugwort

Hoary Mugwort

Artemisia stelleriana

Also known as

Dusty Miller, Beach Wormwood, Oldwoman, Stellar's Wormwood, Hoary Sagebrush, Wormwood

Duneside Artemesia (Wellfleet, MA) by Jim Kuhn (CC BY 2.0)

Full Sun
Light watering
Frost Hardy

H5

RHS hardiness

-15°C

Minimum temperature

Expected size

Height
Spread

50cm

Max

50cm

10cm

Min

10cm

2 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

More images of Hoary Mugwort

Some yellow flowers of an Artemisia stelleriana plant
A close up of some Artemisia stelleriana plant leaves

Hoary Mugwort Overview

Artemisia stelleriana is a herbacous perennial with interesting, aromatic and pale green to silvery-grey, lobed leaves. This plant is also known by the names hoary mugwort, Dusty Miller, beach wormwood and oldwoman. It produces non-showy, small yellow flowers in dense clusters. Cultivated as an ornamental species, this plant is commonly found across Asia and North America. It is naturalised in a scattering of areas across North America and Scandinavia, mostly in coastal dunelands and other sandy environments. Grows best in dry, hot climates.

Common problems with Hoary Mugwort

Generally pest and disease free.

How to propagate Hoary Mugwort

Division

Best divided in spring or autumn

Cuttings

Semi-ripe cuttings.

Special features of Hoary Mugwort

Ground cover

Attractive leaves

Other uses of Hoary Mugwort

Rock garden, edging, container, border, ground cover, banks