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Smallflower threadplant

Nemacladus ramosissimus

Also called Nuttall's Threadplant

Smallflower threadplant is a tiny wild annual herb from the mountains and deserts of southern California and Baja California, with thread-like stems and minute white flowers. It is a wildflower rather than a garden plant, so there is little cultivation guidance for it.

Family
Campanulaceae (Campanul family)
Grows as
Annual
Light
Full sun
Water
Water sparingly; it is adapted to dry desert conditions and dies back after its short growing season.
Soil
Well-drained, sandy or gritty soil.
Temperature
Tolerates warm desert temperatures; sensitive to hard frost.
How easy
Hard
Native range
California to Mexico (Baja California)
Climate
desert or dry shrubland

About

Nemacladus ramosissimus is a species of flowering plant in the bellflower family known by the common name smallflower threadplant. It is native to the mountains and deserts of the southern half of California and adjacent parts of Baja California. It is a small annual herb producing a thread-thin erect brown or purplish stem up to about 32 centimeters tall. Lobed oval leaves under 2 centimeters long occur at the base of the plant. The inflorescence is a series of branches bearing occasional flowers on thin, curving pedicels. There is a single small bract at the base of each pedicel. The flower is no more than 2 millimeters long with five white lobes fused along the lower half.

Other Nemacladus plants

Chimney Creek Nemacladus · Common threadplant · Glandular threadplant · Slender threadplant · Sierra threadplant · Stoutstem threadplant · Sigmoid threadplant · Twisselmann's threadplant · Threadplant

Text excerpted from the Wikipedia article Nemacladus ramosissimus 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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