One-Chamber Alang-Alang Plant Care

One-Chamber Alang-Alang (Alangium uniloculare) belongs to the Cornaceae family within the Alangium genus.

One-Chamber Alang-Alang displays a small tree or shrub growth habit, reaching up to 15 ft tall with a spread of approximately 10 ft. One-Chamber Alang-Alang produces small, fragrant white flowers in clusters.

Leaf size: approximately 4 inches.

Water a young or newly planted One-Chamber Alang-Alang every 7–14 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established trees mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.

One-Chamber Alang-Alang thrives in full sun to partial shade.

Alangium uniloculare tolerates temperatures of 60–85°F. One-Chamber Alang-Alang prefers humidity levels of 50–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Well-draining loamy soil with added organic matter for moisture retention. Good drainage is essential for One-Chamber Alang-Alang to prevent waterlogging, which leads to root rot and fungal issues.

Feed One-Chamber Alang-Alang every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established trees 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 full sun to partial shade and well-draining loamy soil with added organic matter for moisture retention. Avoid low spots where water collects after rain.

One-Chamber Alang-Alang is suited to USDA Zone 13a.

Plant container-grown or balled-and-burlapped trees in spring or early autumn, setting the root flare at soil level, and water well after planting.

One-Chamber Alang-Alang can spread to about 10 ft (3 m) and reach about 15 ft (5 m) tall. Space plants about 10 ft (3 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 tree spacing calculator.

Prune One-Chamber Alang-Alang 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 tree in one year.

One-Chamber Alang-Alang 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.

One-Chamber Alang-Alang can be propagated through seeds, softwood cuttings.

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

One-Chamber Alang-Alang is susceptible to aphids, 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.

One-Chamber Alang-Alang grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. In cooler regions, grow One-Chamber Alang-Alang as a houseplant or bring it indoors before the first frost.