Skiff milkvetch
Astragalus microcymbus · Fabaceae
The gardener's calendar
Ideal time to plant skiff milkvetch: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Family
- Fabaceae (legumes)
- Type
- Perennial herb
- Foliage
- Deciduous
- Flowering
- Spring-summer (yellow to violet flowers depending on varieties)
- Adult size
- 20-40 cm in height
- Growth
- Moderate to slow
- Hardiness
- Temperate to continental zones
- Origin
- Central Asia and steppe regions
Care
Sunlight
Place this astragalus in a sunny location, with a minimum of 6 hours of direct sunlight per day. It tolerates hot, well-ventilated exposures well. Avoid overly humid and stagnant areas that would promote rotting.
Watering
Water moderately during growth, allowing the soil to dry slightly between waterings. Reduce watering in winter. Beware of excess moisture, especially in the cold season: prefer a well-draining substrate.
Soil
Choose a very well-draining soil, even poor or chalky, which reflects its steppe habitat of origin. Add sand or gravel if your soil retains too much moisture. Astragalus tolerates lean soils and does not appreciate excess organic matter.
Fertilizing
Fertilize lightly in spring with a balanced fertilizer or one specific to perennials. As a legume, it fixes atmospheric nitrogen: moderate feeding is sufficient. Avoid excess nitrogen, which would promote foliage at the expense of flowering.
Pruning and cleanup
Remove dried or damaged stems in late winter or early spring. Deadhead spent flowers to prolong blooming. Light pruning maintains a compact shape; avoid drastic cutting that would weaken the plant.
Pests and diseases
Astragalus is generally robust in well-draining soil. Beware of root rot in case of excessive moisture. Aphids may occasionally appear: treat with soapy water if necessary. Promote good air circulation to prevent fungal diseases.
Did you know?
Astragalus is a botanically rich genus with over 3,000 species, making it one of the most diverse families of legumes. Certain Asian species, particularly Astragalus membranaceus, have been used for millennia in traditional Chinese medicine. Microcymbus stands out for its tiny floral umbels and compact habit, particularly appreciated by collectors of alpine and steppe plants.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
Add this plant to my garden →Plants from the same family
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Tips generated and checked by Viridia — adapt them to your local climate.