Dendrocousinsia alpina Plant Care

Dendrocousinsia alpina (Dendrocousinsia alpina) belongs to the Euphorbiaceae family within the Dendrocousinsia genus. Dendrocousinsia alpina is native to eastern Jamaica.

Dendrocousinsia alpina displays a tall, slender tree growth habit, reaching up to 10 ft tall with a spread of approximately 5 ft. Dendrocousinsia alpina produces small, inconspicuous greenish-yellow flowers.

Leaf size: approximately 8 inches.

Water a young or newly planted Dendrocousinsia alpina every 7–10 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.

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

Dendrocousinsia alpina tolerates temperatures of 65–80°F. Dendrocousinsia alpina prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Loamy, well-draining soil mix with added organic matter for moisture retention. Good drainage is essential for Dendrocousinsia alpina to prevent waterlogging, which leads to root rot and fungal issues.

Feed Dendrocousinsia alpina 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 bright indirect light and loamy, well-draining soil mix with added organic matter for moisture retention. Avoid low spots where water collects after rain.

Dendrocousinsia alpina is suited to USDA Zone 13b.

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.

Dendrocousinsia alpina can spread to about 5 ft (1.5 m) and reach about 10 ft (3 m) tall. Space plants about 5 ft (1.5 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 tree spacing calculator.

Prune Dendrocousinsia alpina 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.

Dendrocousinsia alpina 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.

Dendrocousinsia alpina can be propagated through leaf cuttings, air layering, division. Similar propagation techniques also apply to dendrocousinsia fasciculata plant care, which shares the same genus.

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

Dendrocousinsia alpina 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.

Dendrocousinsia alpina grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. Dendrocousinsia alpina is native to eastern Jamaica. In cooler regions, grow Dendrocousinsia alpina as a houseplant or bring it indoors before the first frost.