Prairie Blazing Star, Tall Blazing Star, Kansas Gayfeather, Cattail Gayfeather

Liatrispycnostachya

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Liatris (ly-AT-riss)
Species
pycnostachya (pik-no-STAK-ee-uh)
Synonym
Liatris pycnostachya var. pycnostachya
Sun Exposure
Full Sun
Foliage
Herbaceous
Height
4-6 ft. (1.2-1.8 m)
Spacing
15-18 in. (38-45 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
N/A
Bloom Color
Lavender
Medium Purple
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Self-sows freely; deadhead if you do not want volunteer seedlings next season
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:

Morrilton, Arkansas

Aurora, Illinois

Chadwick, Illinois

Springfield, Illinois

Yale, Iowa

Calvert City, Kentucky

Eddyville, Kentucky

Saint Cloud, Minnesota

Beatrice, Nebraska

Hudson, New Hampshire

Jersey City, New Jersey

Buffalo, New York

Croton On Hudson, New York

Ithaca, New York

Watertown, New York

Greensboro, North Carolina

Viola, Tennessee

Austin, Texas

Bulverde, Texas

Irving, Texas

Cascade, Virginia

Palmyra, Virginia

Puyallup, Washington

Seattle, Washington

Appleton, Wisconsin

Eau Claire, Wisconsin

Muscoda, Wisconsin

Westfield, Wisconsin

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Gardener's Notes:

3
positives
2
neutrals
0
negative
Sort By:
Sort By:
C
(Zone 5a) | July 2014 | positive

If I had to pick a favourite colour, purple is it! And this flower has such a beautiful colour. We bought two cultivars from the nursery ...Read More

K
Beatrice, NE (Zone 5b) | May 2008 | positive

It is a beautiful plant, but needs competition./ support or it is likely to flop.

J
J
Palmyra, IL (Zone 5b) | January 2005 | neutral

The flowers are pollinated primarily by long-tongued bees, butterflies, and skippers. Other visitors include Halictine bees, bee flies, a...Read More

W
Eddyville, KY | January 2005 | positive

I planted bulbs last spring and didn't expect much the first year, but all of them came up and bloomed beautifully! They didn't need any ...Read More

L
Buffalo, MN | May 2004 | neutral

I relocated from the deep south zone 8 to far north zone 3-4. bought a home in Rockford, MN and started with a few perinneals 2 yrs ago ...Read More

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