One of the most widely grown of all of the wormwoods is Artemesia ‘Powis Castle’. Grown mainly as a foliage plant and regarded as one of the best grey or silver foliage plants of all.
Originating from Wales where is was identified as a distinctive cultivar at ‘Powis Castle’, it carries the name. An evergreen perennial that grows well in sunny positions it will reach around 1m in height.
The foliage is fragrant and is also finely dissected, along with the silvery appearance makes it a most desirable plant for the garden border.
Full sun to part shade and a humus rich soil is best. Artemesia ‘Powis Castle’ will cope with dry conditions however a little mulch to help maintain a cool root run is beneficial. Deep shade is not suitable as the plant tends to become very leggy in these conditions.
Artemisia Powis Castle Care
This is a fairly compact plant, however over time it will require pruning to maintain shape. Can be cut back up to 50% in early spring after the danger of frosts haves passed. You will notice shoots from the base, and you can prune back hard if the plant has become unruly.
Start by removing any dead or damaged wood and then prune back to shape. Can also be tip pruned or pinched back in spring.
- Height – To 1 metre ( 3ft )
- Spread – To 1 Metre ( 3 ft)
- Position – Full sun.
- Soil – Humus rich well drained.
- Common names – Wormwood, Silver Sage.
- Foliage – Silvery grey
- Pruning – Prune back inmate winter to spring.
- Drought tolerant – Yes once established.
Artemesia ‘Powis Castle’ is available for sale from the following nurseries
412 James Lane, Fern Hill VIC. 3458 - Phone 0419002651
Large range of Rare plants, Climbers, Bulbs, Perennials Fruit Trees, Ornamental Trees and Shrubs. Available both Retail and by Mail Order
52 Rodd St Canowindra NSW 2804
An online nursery specialising in drought and frost tolerant perennials and fragrant, edible and herbs.