Astragalus sabulonum Plant Care
Astragalus sabulonum A.Gray
Updated · Sources · How we source care data
Astragalus sabulonum is a species of milkvetch known by the common name gravel milkvetch. It is native to the Southwestern United States and California, from desert to mountain habitats.
Every 7–10 days
Full sun to partial shade
60–80°F
40–60%
At a glance
How do you care for Astragalus sabulonum?
Plant Astragalus sabulonum in full sun to partial shade (USDA zones 13a) and water a young shrub every 7–10 days until it is established. It tolerates temperatures of 60–80°F (16–27°C). Fertilize it every 8 months during the growing season.
Where Is the Astragalus sabulonum Native To?
What Is the Astragalus sabulonum?
Astragalus sabulonum (Astragalus sabulonum) belongs to the Fabaceae family within the Astragalus genus. Astragalus sabulonum is native to the Southwestern United States and California, from desert to mountain habitats.
Astragalus sabulonum displays a low spreading ground cover growth habit, reaching up to 0.5 ft tall with a spread of approximately 2 ft. Astragalus sabulonum produces small pea-like flowers in shades of purple, pink, or white.
Leaf size: approximately 1 inches.
How Often Should You Water a Astragalus sabulonum?
Water a young or newly planted Astragalus sabulonum every 7–10 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established shrubs mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.
Watering Frequency
Every 7–10 days
Until established; then in dry spells
What Light Does the Astragalus sabulonum Need?
Astragalus sabulonum thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Astragalus sabulonum Prefer?
Astragalus sabulonum tolerates temperatures of 60–80°F. Astragalus sabulonum prefers humidity levels of 40–60%.
Temperature
60–80°F
Humidity
40–60%
What Soil Mix Works Best for a Astragalus sabulonum?
Well-draining sandy soil mix with added perlite for extra drainage. Good drainage is essential for Astragalus sabulonum to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Astragalus sabulonum?
Feed Astragalus sabulonum every 8 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established shrubs in good soil often need little extra feeding, so let weak growth or pale foliage guide you.
Stop feeding by late summer so new growth can harden before winter.
Fertilizing
Every 8 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a Astragalus sabulonum?
Choose a spot with full sun to partial shade and well-draining sandy soil mix with added perlite for extra drainage. Avoid low spots where water collects after rain.
Astragalus sabulonum is suited to USDA Zone 13a.
Plant container-grown or balled-and-burlapped shrubs in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Far Apart Should You Plant a Astragalus sabulonum?
Astragalus sabulonum can spread to about 2 ft (0.6 m) and reach about 1 ft (0 m) tall. Space plants about 2 ft (0.6 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.
Planning a row or hedge? Try the plant spacing calculator.
How Do You Prune a Astragalus sabulonum?
Prune Astragalus sabulonum while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.
If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the shrub in one year.
How Do You Care for a Astragalus sabulonum in Winter?
Astragalus sabulonum is frost-tender (hardy to USDA zone 13). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.
How Do You Propagate a Astragalus sabulonum?
Astragalus sabulonum can be propagated through seeds, division of root ball. Similar propagation techniques also apply to aragallus acutirostris plant care, which shares the same genus.
Is the Astragalus sabulonum Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Astragalus sabulonum, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Astragalus sabulonum?
Astragalus sabulonum is susceptible to aphids, spider mites, leafhoppers. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Astragalus sabulonum Need?
Astragalus sabulonum grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Astragalus sabulonum is native to the Southwestern United States and California, from desert to mountain habitats. In cooler regions, grow Astragalus sabulonum as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Astragalus sabulonum is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Astragalus genus — compare its care with other Astragalus species on PlantoScan.
Astragalus is part of the Fabaceae plant family — browse all Fabaceae genera and species.
Astragalus sabulonum thrives in bright light and direct sun — see other bright-light plants.
More Astragalus Species
Other Astragalus species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Astragalus sabulonum A.Gray, family Fabaceae (first published in Proc. Amer. Acad. Arts 13: 368 (1878)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Astragalus sabulonum, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 13a, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
