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Blazing Star

Liatris spicata

Asteraceae · perennial · native

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Data Coverage 1 of 6 dimensions
Site Data
Threats
Cultivars
Phenology
GDD Thresholds
Puget Sound

Liatris spicata (Asteraceae) is a clumping perennial native to the central and eastern United States and eastern Canada. It grows at a medium rate to 3 to 6 feet tall but only about 1 foot wide, producing dense basal clumps of grass-like foliage. The distinctive flower spikes (6 to 12 inches long) open from the top downward, the reverse of most spike-flowered plants. Each head contains 4 to 10 purple, pink, or white disk florets with no ray florets.

Blazing star thrives in full sun on a wide range of soils (clay, loam, sand, high organic matter) with a pH of 6.0 to 8.0. It tolerates both drought and moist-to-wet conditions once established. Maintenance is low. The flowers attract birds, hummingbirds, and butterflies, and dead stems provide nesting habitat for stem-nesting native bees. No significant pest or disease problems are documented. Hardy in Zones 3a to 8b.

Quick Facts

Height
3-6 ft
Spread
0-1 ft
Growth Rate
Medium
Light
Full Sun
Soil
Moist, Moist To Wet, Well Drained
Water
Moderate
Hardiness
Zone Zones 3a–8b
Bloom Time
summer
Origin
Central to Eastern United States and Eastern Canada