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Cirsium Species, Dwarf Thistle, European Stemless Thistle

Cirsiumacaule

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Cirsium acaule by DMersh
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Family
Asteraceae (ass-ter-AY-see-ee)
Info
Genus
Cirsium (SIR-see-um)
Info
Species
acaule (a-KAW-lee)
Info
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Foliage
Herbaceous
Height
under 6 in. (15 cm)
Spacing

Unknown - Tell us

Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Lavender
Bloom Time
Late Summer/Early Fall
Other Details
Category
Groundcovers
Perennials
Water Requirements

Unknown - Tell us

Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details
May be a noxious weed or invasive
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
8.6 to 9.0 (strongly alkaline)
over 9.1 (very alkaline)
Patent Information

Unknown - Tell us

Propagation Methods
From seed; direct sow outdoors in fall
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional
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D
D
DMersh
(Zone 7b) | September 2010 | positive

Small ground hugging thistle native to Britain and adjacent areas of Europe, prefers calcareous (lime rich) soils, common on chalk downs....Read More

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