Amsonia hubrichtii - Threadleaf bluestar
Amsonia hubrichtii - Threadleaf bluestar

Amsonia hubrichtii - Threadleaf bluestar

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Full SunDeer ResistantPart Shade
Threadleaf bluestar
Amsonia hubrichtii

A graceful and long-lived native plant with very fine foliage. Clusters of steel blue flowers bloom in May and June on a full, upright plant. Excellent golden fall color. Thrives in full sun or part shade. No insect or pest problems. Found in Arkansas in 1942 by Leslie Hubricht. The Perennial Plant Association's 2011 Perennial Plant of the Year™.

  • Cool blue spring flowers attract butterflies
  • Deer tend to leave this plant alone
  • Extraordinary golden fall color
  • Low maintenance, easy to grow perennial
  • 2011 Perennial Plant of the Year

Native Range

In its native habitat, plants occur on rocky outcrops and dry creek banks.

Map Credit: The Biota of North America 
Map Key: Green (native), Teal (native, adventive), Blue (present), Yellow (present & rare), Red (extinct)

 Butterflies are known for their completely liquid diets, whether they are sampling nectar from all sorts of different flowers, or they are using their long 'straw' to drink up water out of shallow ponds. 



Prefers full sun in moist, average or dry soil. Slow to grow at first, but takes off in the second year. Fall color is the brightest in full sun. Use in borders, rock gardens, native gardens, cottage gardens or open woodland areas. Best when massed.

Mature Size: 3-ft. Tall x 2-3ft. Wide

Hardiness Zone: 4-9

Sun Exposure: Full Sun to Part Shade

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