Small-flowered milkvetch (Astragalus nuttallianus)

Small-flowered milkvetch

Also known as: Nuttall milkvetch

Small-flowered milkvetch is an annual herb with hairy stems and pretty, bi-colored white and purple flowers. It is native to the southern parts of the United States, where it grows in dry habitats.

Scientific classification

Species

Small-flowered milkvetch (Astragalus nuttallianus)

Legumes, milkworts and allies

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Annual, Perennial

Lifespan

Herb

Plant Type

All year round

Bloom Time

4 cm to 45 cm

Plant Height

Deciduous

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Small-flowered milkvetch

Distribution of Small-flowered milkvetch

Distribution Map

Small-flowered milkvetch is primarily indigenous to the warmer temperate regions of North America. Its native range predominantly spans across the southwestern part of the continent, and while naturally confined to this area, there is no substantial evidence to suggest its introductions in other major regions or continents.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Washes, rocky areas, sandy or gravelly flats

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Small-flowered milkvetch

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Small-flowered milkvetch thrives in arid environments, showcasing high drought tolerance and adapting to low humidity. It requires watering once a week, benefiting from deep watering that simulates infrequent heavy rain, promoting robust root development and resilience.

Fertilize: Small-flowered milkvetch thrives with a balanced fertilizer for strong growth and blooms. Feed monthly with high-nitrogen formulas in spring and summer, avoiding over-fertilization to prevent root burn. Stop feeding during dormancy in fall and winter. Proper care enhances small-flowered milkvetch's health and appearance.

Pruning: Small-flowered milkvetch features small, delicate flowers. Prune between early to late spring by removing dead stems and lightly trimming overgrown branches to promote health and air circulation. Use sharp, sterilized tools, and avoid excessive pruning to protect its delicate structure and enhance flowering.

Propagation: Small-flowered milkvetch is a resilient flowering legume from the Fabaceae family. For successful propagation, collect seeds from healthy plants, pre-treat them through scarification, and sow in well-drained soil. Maintain consistent moisture and carefully transplant seedlings to support robust growth.

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