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Large Saltmarsh Dodder

Cuscuta pacifica

Also called Coastal Dodder, Goldenthread, Pacific Goldenthread, Coastal Saltmarsh Dodder, Salt Marsh Dodder

Large Saltmarsh Dodder
Photo: Gordon Leppig & Andrea J. Pickart, Public domain

Cuscuta pacifica is a slender, yellowish, rootless annual vine that parasitizes salt marsh plants along the Pacific coast of North America. It is a species, not a commonly grown garden plant, and it cannot be grown without a host plant.

Family
Convolvulaceae (Morning-glory family)
Light
Full sun
Water
Grows in damp coastal salt marsh conditions, so it needs moist ground around its host plant.
Soil
Saline coastal salt marsh mud; it takes no soil nutrients itself, as it draws them from its host.
Temperature
Temperate coastal conditions; tolerant of cool, damp coastal climates.
How easy
Hard
Native range
W. Canada to NW. Mexico
Climate
temperate

About

Cuscuta pacifica is a species of dodder. Its common name is goldenthread.

Where it grows

The plant is native to the coast of western North America from British Columbia to Baja California. It is a halophyte, living in coastal salt marsh habitats, such as the San Francisco Bay.

Other Cuscuta plants

Alfalfa dodder · Field dodder · Cuscuta monogyna · Fiveangled dodder · Saltmarsh dodder · Kauna'oa · Dodder

Text excerpted from the Wikipedia article Cuscuta pacifica by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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