Astrophyllum seligeri Plant Care

Astrophyllum seligeri (Astrophyllum seligeri) belongs to the Mniaceae family within the Astrophyllum genus. Astrophyllum seligeri is native to western North America.

Astrophyllum seligeri displays a low rosette, clumping growth habit, reaching up to 1.5 ft tall with a spread of approximately 1.5 ft. Astrophyllum seligeri produces large, showy blooms in shades of red, orange, or yellow.

Leaf size: approximately 6 inches.

Water a young or newly planted Astrophyllum seligeri every 10–14 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.

Astrophyllum seligeri thrives in bright indirect light. Avoid placing Astrophyllum seligeri in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Astrophyllum seligeri tolerates temperatures of 60–80°F. Astrophyllum seligeri prefers humidity levels of 40–60%.

Well-draining, sandy soil mix with added peat moss and perlite. Good drainage is essential for Astrophyllum seligeri to prevent waterlogging, which leads to root rot and fungal issues.

Feed Astrophyllum seligeri every 6 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.

The PlantoScan app can remind you when to water and when to fertilize each plant.

Choose a spot with bright indirect light and well-draining, sandy soil mix with added peat moss and perlite. Avoid low spots where water collects after rain.

Astrophyllum seligeri 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.

Astrophyllum seligeri can spread to about 2 ft (0.5 m) and reach about 2 ft (0 m) tall. Space plants about 2 ft (0.5 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.

Prune Astrophyllum seligeri 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.

Astrophyllum seligeri 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.

Astrophyllum seligeri can be propagated through offsets, seeds. Similar propagation techniques also apply to astrophyllum insigne plant care, which shares the same genus.

See all plants toxic to cats and plants toxic to dogs.

Astrophyllum seligeri is susceptible to spider mites, mealybugs, scale insects. 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.

Astrophyllum seligeri grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Astrophyllum seligeri is native to western North America. In cooler regions, grow Astrophyllum seligeri as a houseplant or bring it indoors before the first frost.