Scaly Blazing Star, Colic Root, Rattlesnake Master, Button Snakeroot

Liatrissquarrosa

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Liatris (ly-AT-riss)
Species
squarrosa (skwa-RO-suh)
Synonym
Liatris squarrosa var. squarrosa
Lacinaria squarrosa
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
Bloom Color
Lavender
Bloom Time
Late Summer/Early Fall
Mid 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
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Regional

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

Lexington, Kentucky

Florence, Mississippi

Lincoln, Nebraska

Norman, Oklahoma

Collierville, Tennessee

Featured Videos

Gardener's Notes:

1
positive
1
neutral
0
negative
Sort By:
Sort By:
J
Collierville, TN | July 2021 | positive

It is now blooming in my zone 7b garden.

T
T
Murfreesboro, TN (Zone 7a) | February 2003 | neutral

Unlike Eryngium yuccifolium, with whom this plant shares the common name "Rattlesnake Master", Liatris squarrosa does not provide any med...Read More

Featured
Migrant Hawker
(Aeshna mixta)
Yellow-crowned Night Heron
(Nyctanassa violacea)
Featured
Migrant Hawker
(Aeshna mixta)
Yellow-crowned Night Heron
(Nyctanassa violacea)