Melilotus alba

Melilotus alba, also known as white sweet clover, is a herbaceous plant belonging to the Fabaceae family. It is native to Europe and Asia, but has been introduced to other parts of the world, including North America.

Description

Melilotus alba is a biennial or short-lived perennial plant. It can grow up to 2 meters tall, with erect, branching stems. The leaves are trifoliate, with serrated margins. The flowers are small, white, and fragrant, arranged in long, slender racemes. The fruit is a small, black pod containing a single seed.

Distribution and Habitat

Melilotus alba is a cosmopolitan species, found in a wide range of habitats. It is particularly common in disturbed areas, such as roadsides, fields, and waste places. It prefers well-drained soils and full sun exposure.

Uses

Melilotus alba has been used for various purposes throughout history. Its fragrant flowers have been used in perfumery and as a source of nectar for honey production. The plant has also been used as a green manure and cover crop, due to its ability to fix nitrogen in the soil. In traditional medicine, it has been used for its purported anti-inflammatory and anticoagulant properties.

Cultivation

Cultivation of Melilotus alba is relatively easy, as the plant is adaptable to a wide range of soil conditions and climates. It can be propagated by seeds, which should be sown in spring or autumn. The plant requires little maintenance, but should be cut back after flowering to prevent self-seeding.

Ecology

Melilotus alba is a host plant for several species of Lepidoptera, including the silver Y moth and the clouded sulphur butterfly. It is also a valuable source of pollen and nectar for bees and other pollinators.

See Also

• Melilotus officinalis
• Fabaceae
• Nitrogen fixation

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