Cirsium Species, Wheeler's Thistle

Cirsiumwheeleri

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Cirsium (SIR-see-um)
Species
wheeleri (WHEE-ler-ee)
Synonym
Cirsium blumeri
Cirsium perennans
Sun Exposure
Full Sun
Foliage
Herbaceous
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Hardiness
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Lavender
Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall
Other Details
Category
Perennials
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Flagstaff, Arizona

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Gardener's Notes:

0
positive
0
neutral
0
negative
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