Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’)

Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’) is a shrub that can grow 10cm – 50cm tall and 50cm – 1.5m wide. In this growing guide we’ll learn the cultivation details and how to plant Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’).
This plant is commonly known as wormwood ‘Powis Castle’.
This is a evergreen plant that takes 5-10 years to reach full maturity.
In this article
Plant profile
Common name: wormwood ‘Powis Castle’
Scientific name: Artemisia ‘Powis Castle’
Plant type: Shrubs
Habit: Bushy
Height: 10cm – 50cm
Spread: 50cm – 1.5m
Foliage: Evergreen
Sunlight: Full Sun
Soil: Chalk, Loam, Sand
Moisture: Well drained
Garden type: Informal Garden, Rock & Gravel Garden
Planting type: Flower borders and bedding, Low Maintenance
Other characteristics: RHS Award of Garden Merit
Seasonal colors
Season | Stem | Foliage | Flower | Fruit |
---|---|---|---|---|
Spring | ||||
Summer | ||||
Autumn | ||||
Winter |

How to plant Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’) – Meneerke bloem, CC BY-SA 4.0, via Wikimedia Commons
Shrubs are fundamental elements in any garden.
They add color and interest throughout the seasons with their wide variety of flowers, foliage, fruits, trunks and stems.
Whatever the size or style of your garden, the permanent woody structure or the foliage of evergreen shrubs will give the space shape and dimension.
How to plant
In this section we will learn how to plant Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’), know its needs in terms of soil, watering and sun exposure.
Soil
Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’) is not a demanding plant regarding the type of soil and can grow in chalk, loam or sand.
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The chalky soil is pale and contains chunks of calcium-rich rock. It is a fertile and well-draining soil, almost always alkaline.
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The loam soil is dark, rich in organic matter but balanced in minerals. It offers the best of all worlds, retaining enough water for the plants, but allowing excess moisture to drain away. This is the most desired type of garden soil, perfect for most plants.
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Sandy soil is light, porous and very easy to drain. It is a soil poor in organic matter and nutrients. It is composed of relatively large mineral particles that allow water to drain quickly.
It is not very sensitive to soil acidity or alkalinity and grows well in soils with pH acid, alkaline or neutral.
Regarding drainage, Artemisia ‘Powis Castle’ likes to grow in well drained soil.
Sunlight
Wormwood ‘Powis Castle’ (Artemisia ‘Powis Castle’) should be grown in full sun places.