Astragalus angustifolius Care
Astragalus angustifolius
It prefers full sun and very well-drained, poor, rocky soil. It is a thorny native shrub that grows in a cushion form, needs almost no care and is extremely drought tolerant. Watering and fertilizing should be avoided.
Monthly care calendar
Timings are for a temperate Northern Hemisphere climate. In warmer areas tasks start earlier, in colder areas later; in the Southern Hemisphere shift them by six months.
- Fertilizing: Not required, absolutely do not fertilize.
- General care: Only make sure drainage is working well and the plant is not sitting in water.
- Pests & diseases: Root rot is the only risk.
- General care: Remove invasive weeds around the plant.
- Watering: Not needed; rainfall is sufficient.
- General care: New growth begins slowly.
- Watering: Only for newly planted seedlings, if the soil is very dry, give a very small amount of water once a month. Not needed for mature plants.
- General care: Allow the plant to take on its natural cushion form.
- General care: Drainage is vital for this plant. In heavy, water-retaining soil, plant on a mound or bed raised 20-30 cm, and keep the root collar above the surrounding soil level.
- Watering: In a long drought, water deeply once a month.
- General care: The plant is adapted to summer heat; leave it be.
- Watering: In midsummer, deep watering every 15-20 days is enough. Established plants (over 2 years old) do not need watering in most years. Water the area around the roots to a depth of 15-20 cm.
- Watering: In midsummer, deep watering every 15-20 days is enough. Established plants (over 2 years old) do not need watering in most years. Water the area around the roots to a depth of 15-20 cm.
- Watering: In a long drought, water deeply once a month.
- General care: The ideal time for planting new seedlings. After planting, give just one initial watering and leave the rest to the winter rains.
- Pests & diseases: When planting, take care not to disturb the root structure.
- General care: Autumn rains help newly planted plants root.
- Pests & diseases: Check drainage.
- General care: In winter rains, make sure water does not pool in the root zone; for this plant, drainage is more critical than irrigation.
- General care: Evergreen leaves continue to lose water in winter. Water thoroughly once before the soil freezes.
- Pests & diseases: Beware of the risk of root rot.
The care advice on this page is general and for information only; it is not professional advice. Plant age, soil and your garden’s microclimate can change the outcome. Plant protection products are mentioned only as general information; they are regulated, and the choice, dose and timing must be decided by a qualified professional under local rules. Consult a landscape architect or agronomist before applying.
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