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Sea-milkwort

Lysimachia maritima

Also called Black Saltwort, Saltwort

Sea-milkwort
Photo: Stephan Sprinz, CC BY 4.0

Sea-milkwort is a small, low-growing perennial of salt marshes and coastal meadows in the Northern Hemisphere, with fleshy opposite leaves and pinkish petal-like sepals. It grows best in moist, salty or alkaline ground, and is rarely grown outside its wild range.

Family
Primulaceae (Primul family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Keep soil consistently moist to wet, especially in its natural saline and marshy habitat.
Soil
Moist, saline or alkaline soil, such as coastal sand or clay with added salt.
Temperature
Hardy in cold winters; tolerates frost well in its native temperate range, and shelters from extreme heat.
How easy
Moderate
Native range
Temp. Northern Hemisphere
Climate
temperate

About

Lysimachia maritima is a species of flowering plant belonging to the family Primulaceae. It was previously called Glaux maritima, the only species in the monotypic genus Glaux. The species has a number of common names, including sea milkwort, sea milkweed, and black saltwort.

Where it grows

Lysimachia maritima has a circumpolar distribution in the northern hemisphere and is native to Europe, central Asia and North America. the species grows mainly in coastal habitats in Europe but also occurs in mesic interior habitats in Asia and North America, in both wet ground and water. It is known from alkaline meadows in desert regions in Utah, at elevations of up to 2600 m (8500 ft).

Other Lysimachia plants

Lysimachia monelli · Pimpernel · Scarlet pimpernel · Manchurian yellow loosestrife · Fringed loosestrife · Gooseneck yellow loosestrife · Dense Flowered Loosestrife · Lysimachia ephemerum · Creeping jenny · Dotted Loosestrife · Yellow Loosestrife

Text excerpted from the Wikipedia article Lysimachia maritima 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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