Swiss wormwood (Artemisia vallesiaca)

Swiss wormwood (Artemisia vallesiaca) is a perennial plant that can grow 10cm – 50cm tall and 10cm – 50cm wide. In this growing guide we’ll learn the cultivation details and how to plant Swiss wormwood (Artemisia vallesiaca).
This plant is commonly known as Swiss wormwood.
This is a deciduous plant that takes 2-5 years to reach full maturity.
In this article
Plant profile
Common name: Swiss wormwood
Scientific name: Artemisia vallesiaca
Plant type: Perennials
Habit: Bushy
Height: 10cm – 50cm
Spread: 10cm – 50cm
Foliage: Deciduous
Sunlight: Full Sun
Soil: Chalk, Sand
Moisture: Well drained
Garden type: City & Courtyard Gardens, Coastal, Informal Garden, Patio & Container Garden, Rock & Gravel Garden
Planting type: Flower borders and bedding
Other characteristics: Drought resistant
Seasonal colors
Season | Stem | Foliage | Flower | Fruit |
---|---|---|---|---|
Spring | ||||
Summer | ||||
Autumn | ||||
Winter |

How to plant Swiss wormwood (Artemisia vallesiaca) – MurielBendel, CC BY-SA 4.0, via Wikimedia Commons
Perennial plants are one of the largest groups of plants.
They offer color, shape, fragrance and seasonal textures. The variety is such that there are plants to suit all sizes and styles of garden.
Traditionally, perennials are grown in borders, using a wall or hedge as a backdrop to bring out all their splendor during summer.
But since most gardens are not large enough for long borders dedicated exclusively to perennials, they are usually planted in mixed borders and beds, along with shrubs, annuals, biennials, and bulbs that extend the season of interest.
How to plant
In this section we will learn how to plant Swiss wormwood (Artemisia vallesiaca), know its needs in terms of soil, watering and sun exposure.
Soil
Swiss wormwood (Artemisia vallesiaca) is a plant that prefers to grow in chalk 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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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.
As for pH, it is a plant that grows ideally in soils with pH alkaline or neutral.
Regarding drainage, Artemisia vallesiaca likes to grow in well drained soil.
Sunlight
Swiss wormwood (Artemisia vallesiaca) should be grown in full sun places.