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Cirsium acaule

dwarf thistle

A low-growing perennial, with a spreading rosette of stiff, spiny, divided glossy green leaves. In summer, produces thistle-like flowers that are usually solitary and stemless, with clusters of tubular, violet-coloured petals, and are followed by fluffy white seed heads

Other common names
stemless thistle
ysagallen ddigoes
Synonyms
Cnicus acaulis
Carduus acaulis
Size
Growing conditions
Colour & scent
StemFlowerFoliageFruit
Spring
Summer
Autumn
Winter
Position
Aspect

Exposure
Botanical details
Family
Asteraceae
Native to GB / Ireland
Yes
Genus

Cirsium may be biennials or perennials with spiny leaves and typical thistle-type flower-heads

Name status

Correct

Plant range
Europe to C Asia

How to grow

Cultivation

Thrives in full sun, particularly on chalk and limestone but will tolerate any well-drained soil; often found on grazing sward where it benefits from shorter grass coverage

Propagation

Propagate by seed

Suggested planting locations and garden types
Pruning

Deadhead if seed is not required

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews

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