Flodman's Thistle

Cirsium flodmanii

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Cirsium
Species:
Cirsium flodmanii

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
4-6 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun, jul, aug, sep
Bloom Colors:
White, Purple

Keystone Species Ranking

Bee Keystone:
★★☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Reported Fauna Sightings

Bees: American bumble bee (Bombus pensylvanicus), American bumble bee (Bombus pensylvanicus), Brown-belted bumble bee (Bombus griseocollis), Brown-belted bumble bee (Bombus griseocollis), Central bumble bee (Bombus centralis), Central bumble bee (Bombus centralis), Hunt's bumble bee (Bombus huntii), Hunt's bumble bee (Bombus huntii), Northern amber bumble bee (Bombus borealis), Northern amber bumble bee (Bombus borealis), Red-belted bumble bee (Bombus rufocinctus), Red-belted bumble bee (Bombus rufocinctus), Southern plains bumble bee (Bombus fraternus), Southern plains bumble bee (Bombus fraternus), Two-spotted bumble bee (Bombus bimaculatus), Two-spotted bumble bee (Bombus bimaculatus), Yellow bumble bee (Bombus fervidus), Yellow bumble bee (Bombus fervidus)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open prairies and meadows