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Annual yellow sweetclover

Melilotus indicus

Also called Sweet clover, Snall melilot, Small Melilot, Annual Yellow Sweet Clover, Hexham Scent, Sour Clover, California Lucerne

Annual yellow sweetclover
Photo: Ixitixel, CC BY-SA 3.0

Annual yellow sweetclover is a fast-growing yellow-flowered annual legume, usually a weed of disturbed ground, roadsides and fields. It is grown mainly as forage, bee forage or soil-building cover, and is tolerant of salty soils.

Family
Fabaceae (Pea & bean family)
Grows as
Annual
Light
Full sun
Water
Tolerates dry spells once established; water young seedlings regularly until they are growing well.
Soil
Tolerates a wide range of soils, including poor and saline ground; well-drained soil suits it best.
Temperature
Grows in temperate conditions; frost-tolerant as a seedling but dies off in hard frost and at the end of its annual cycle.
How easy
Easy
Safety
Mildly toxic: Contains coumarins, which can have anticoagulant effects; spoiled or mouldy plant material can be hazardous.
Native range
Medit. to C. Asia and Indian Subcontinent
Climate
temperate

About

Melilotus indicus, sometimes incorrectly written Melilotus indica, is a yellow-flowered herb in the Fabaceae family. It is native to northern Africa, Europe and Asia, but naturalized throughout much of the rest of the world's temperate climate zones. It is a commonly occurring weed in disturbed habitats, with historical uses for forage and medicine.

Common names in English include sweet clover (or sweet-clover), sour clover (sour-clover, sourclover), Indian sweet-clover, annual yellow sweetclover, Bokhara clover, small-flowered sweet clover, common melilot, small-flowered melilot, small melilot, sweet melilot, Californian lucerne and Hexham scent. In Australia and New Zealand, where it is naturalized, it is sometimes called King Island melilot or King Island clover.

Where it grows

It has a wide native distribution, ranging from Macaronesia and northern Africa, through Europe, and into temperate and tropical Asia. It is naturalized throughout most of the rest of the world, including the United Kingdom, the United States, South America, Australia and New Zealand. In its introduced regions, it is frequently found along fields, roadsides, and other disturbed areas, and is typically considered a weed.

Uses

Melilotus indicus is used as a source of nectar for bees, as forage, and as a soil improver through its nitrogen fixing properties. As a salt tolerant species, it is a particularly useful forage crop where other legumes cannot grow. By 1907, it was in use at King Island for cattle fodder, explaining its Australian name.

Other Melilotus plants

White Melilot · Yellow sweetclover · Sweetclover

Text excerpted from the Wikipedia article Melilotus indicus 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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