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Vernal water-starwort

Callitriche palustris

Also called Narrow-fruited Water-starwort, Spring water-starwort, Water Starwort, Marsh Water Starwort, Narrow Fruit Water Starwort, Spiny Water Starwort, Spiny Waterstarwort

Vernal water-starwort
Photo: Unknown author, Public domain

Vernal water-starwort is a small hydroannual aquatic plant that grows submerged or floating in still or slow water, and is the type species of its genus Callitriche. It is not normally grown as a garden or houseplant, so care notes apply mainly to pond or aquarium settings.

Family
Plantaginaceae (Plantain family)
Grows as
Aquatic
Light
Full sun, Part shade
Water
Grows submerged or floating in still or slow water, so it needs no watering by hand.
Soil
Rooted in mud or silt at the pond bottom, or free-floating.
Temperature
Tolerates cool water well; prefers temperate conditions and dies back in hot summers.
How easy
Easy
Native range
Temp. Northern Hemisphere to W. Malesia
Climate
temperate

About

Callitriche palustris, the vernal water-starwort, narrow-fruited water-starwort, or spiny water starwort, is a species of aquatic plants. It is the type species of its genus.

It is native to temperate and subtropical North America and Eurasia, as well as Sumatra and Borneo.

Other Callitriche plants

Antarctic Water Starwort · Pedunculate Water-Starwort · Callitriche christensenii · Winged water-starwort · Pond water-starwort · Terrestrial water-starwort · Water Starworts

Text excerpted from the Wikipedia article Callitriche palustris 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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