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Blue Star, Threadleaf

Airy Foliage with Brilliant Fall Color

A graceful native perennial with soft blue spring flowers, fine-textured foliage, and glowing golden fall color. Drought-tolerant and perfect for naturalistic plantings.

$1164
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Blue Star, Threadleaf (Amsonia hubrichtii)

Threadleaf blue star is a refined native perennial known for its airy, fine-textured foliage and soft blue spring flowers. Native to the south-central United States, it brings multi-season interest—starting with pale blue blooms, followed by lush, threadlike green foliage, and finishing with brilliant golden fall color. Its graceful form and resilience make it a standout in naturalistic plantings and long-term landscape designs.

Key Characteristics

Soft blue spring blooms for early pollinators
Clusters of pale, star-shaped blue flowers emerge in mid to late spring, providing an early nectar source for bees and other beneficial insects. While subtle from a distance, the blooms are delicate and intricate up close, adding seasonal interest before many summer perennials begin flowering.

Fine-textured foliage for movement and contrast
The narrow, threadlike leaves create a soft, feathery texture that moves beautifully in the wind. This texture contrasts well with broader-leaved plants and adds a light, flowing quality to garden designs, especially in drifts or mass plantings.

Brilliant golden fall color for extended interest
In autumn, the foliage transforms into a striking golden-yellow, often rivaling ornamental grasses for fall display. This extended seasonal interest makes it valuable in designs focused on year-round visual impact.

Deep-rooted native for resilience and low-input systems
Threadleaf blue star develops a deep root system that allows it to tolerate drought once established. It thrives in full sun and well-drained soils, making it well-suited for prairie plantings, pollinator gardens, and low-maintenance landscapes.

  • Native range: South-central United States
  • Plant life cycle: Perennial
  • Sun requirements: Full sun to partial shade (best form in full sun)
  • Soil requirements: Dry to medium, well-drained
  • Mature height: 2–3 feet
  • Bloom time: April – May
  • Bloom color: Pale blue
  • USDA Hardiness zones: 5–8

For best results, plant in full sun with well-drained soil and allow space for its natural, mounded form to develop. It is slow to establish but long-lived and highly resilient once mature, making it a strong foundation plant in perennial systems.

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Blue Star, Threadleaf

From $1164

Blue Star, Threadleaf (Amsonia hubrichtii)

Threadleaf blue star is a refined native perennial known for its airy, fine-textured foliage and soft blue spring flowers. Native to the south-central United States, it brings multi-season interest—starting with pale blue blooms, followed by lush, threadlike green foliage, and finishing with brilliant golden fall color. Its graceful form and resilience make it a standout in naturalistic plantings and long-term landscape designs.

Key Characteristics

Soft blue spring blooms for early pollinators
Clusters of pale, star-shaped blue flowers emerge in mid to late spring, providing an early nectar source for bees and other beneficial insects. While subtle from a distance, the blooms are delicate and intricate up close, adding seasonal interest before many summer perennials begin flowering.

Fine-textured foliage for movement and contrast
The narrow, threadlike leaves create a soft, feathery texture that moves beautifully in the wind. This texture contrasts well with broader-leaved plants and adds a light, flowing quality to garden designs, especially in drifts or mass plantings.

Brilliant golden fall color for extended interest
In autumn, the foliage transforms into a striking golden-yellow, often rivaling ornamental grasses for fall display. This extended seasonal interest makes it valuable in designs focused on year-round visual impact.

Deep-rooted native for resilience and low-input systems
Threadleaf blue star develops a deep root system that allows it to tolerate drought once established. It thrives in full sun and well-drained soils, making it well-suited for prairie plantings, pollinator gardens, and low-maintenance landscapes.

For best results, plant in full sun with well-drained soil and allow space for its natural, mounded form to develop. It is slow to establish but long-lived and highly resilient once mature, making it a strong foundation plant in perennial systems.

Pot size

  • Quart
  • 1 Gallon
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