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Blue Cohosh

Caulophyllum Thalictroides

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Overview

Blue Cohosh, Caulophyllum thalictroides, is a shade-loving perennial native to woodland areas. It features delicate, lacy blue-green foliage reaching up to 3 feet tall, with small, nodding, yellow-green to brown flowers in early spring. The plant boasts blueberry-like seeds in late summer, adding interest. It requires rich, moist soil and prefers a spot with dappled sunlight to full shade. Hardiness zones 3-8.

Sun Half, ShadeWater MediumZones 3–8Type PerennialClimate Temperate
Blue Cohosh (Caulophyllum Thalictroides) — Blue Cohosh, Caulophyllum thalictroides, is a shade-loving perennial native to woodland areas

Culture

Sun
Half, Shade
Water
Medium
USDA zones
3–8

Shape & size

Mature height
1–2 Ft.
Mature width
0.5–1 Ft.

Classification

Type
Perennial
Family
Berberidaceae
Climate
Temperate

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Photos (100)

Blue Cohosh (Caulophyllum Thalictroides) — Blue Cohosh, Caulophyllum thalictroides, is a shade-loving perennial native to woodland areas; the plant, image 47
Blue Cohosh (Caulophyllum Thalictroides) — It requires moderate moisture, with about 1 inch of water weekly, more so if rainfall is insufficient
Blue Cohosh (Caulophyllum Thalictroides) — scientifically named Caulophyllum thalictroides; they give way to eye-catching, image 52
Blue Cohosh (Caulophyllum Thalictroides) — yellow-green to brown flowers in early spring; blue Cohosh should be planted in partial to full shade, image 49
Blue Cohosh (Caulophyllum Thalictroides) — The leaves are biternate and compound; green and yellow flowers in the garden
Blue Cohosh (Caulophyllum Thalictroides) — receiving protection from the harsh afternoon sun - an ideal choice for wooded areas or north-facing gardens
Blue Cohosh (Caulophyllum Thalictroides) — It requires rich, moist soil and prefers a spot with dappled sunlight to full shade; blue Cohosh is perfectly suited
Blue Cohosh (Caulophyllum Thalictroides) — It requires rich, moist soil and prefers a spot with dappled sunlight to full shade; blue Cohosh is, image 51
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Caulophyllum Thalictroides
Photographs by 5 contributors

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