Tammy SonsFounder/CEO, TN Nursery · CEO TN Nursery

Blue Cohosh Perennial - Medicial Plants of The Southeast - TN Nursery

22 Aug 2022 · 2 min

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1:31

In this TN Nursery YouTube segment, the narrator introduces blue cohosh (Caulophyllum thalictroides), highlighting its botanical traits such as highly divided, tulip‑shaped leaflets, purple‑green flowers that bloom in mid‑April, and bright blue berry‑like fruits that persist through summer, each containing two large blue seeds that emerge after the ovary ruptures. The plant’s pollination is facilitated by solitary bees attracted to nectar‑producing glands on the petals. The speaker notes the plant’s North American distribution and explains that the name “cohosh” derives from an Algonquin word meaning “rough,” referring to the texture of its roots. The roots are traditionally used in medicine, purported to have estrogen‑like effects. Cultivation advice is provided: blue cohosh thrives in shaded, moist, rich soils, but germination can be slow, taking up to three seasons. The video concludes with a promotional note that blue cohosh is available for purchase from TN Nursery at low prices with fast shipping.

Chapters

Welcome to TN Nursery YouTube channel. Today, let's talk about blue cohosh. Blue cohosh has a likeness to the highly divided multiple leaves of Meadowruthalictrum. The plant is grown throughout North America. The word "cohosh" came from the Algonquin Indian word, meaning "rough," referring to the texture and appearance of the plant's roots. The root is used in making medicines. It is thought to have the same outcomes as the hormone estrogen. The purple-green flowers of the plant blossom in the mid of April into a bright blue berry-like fruit that stays for the whole summer season. The ovary ruptures, and each fruit grows into seeds. The two seeds grow out of the fruit a little while after the developmental process of the seed begins and expose themself. It results in breaking the wall of the seed and developing into blue-colored, large berry-like seeds right above the leaves. Cross-pollination occurs at that time. The petals consist of very fleshy glands that produce nectar, and solitary bees keep coming at it. Leaflets of the plant have a resemblance to the shape of tulips. The plants grow healthy in shaded areas with moist and rich soil. However, the germination process of the plant may take up as long as 3 seasons to germinate. It is used widely for medical purposes. Blue cohosh is for sale at TN Nursery, with low prices and fast shipping. Thanks for watching.