Joga Plant Care

Joga (Elaeocarpus joga) belongs to the Elaeocarpaceae family within the Elaeocarpus genus. Joga is native to the Mariana Islands and Palau.

Joga displays a tall, evergreen tree growth habit, reaching up to 30 ft tall with a spread of approximately 15 ft. Joga produces small, fragrant white flowers in clusters.

Leaf size: approximately 4 inches.

Water a young or newly planted Joga 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.

Joga thrives in full sun to partial shade.

Elaeocarpus joga tolerates temperatures of 60–80°F. Joga prefers humidity levels of 50–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Well-draining, acidic soil with added organic matter like peat moss or compost. Good drainage is essential for Joga to prevent waterlogging, which leads to root rot and fungal issues.

Feed Joga 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, acidic soil with added organic matter like peat moss or compost. Avoid low spots where water collects after rain.

Joga is suited to USDA Zone 11b – 12b.

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.

Joga can spread to about 15 ft (4.6 m) and reach about 30 ft (9 m) tall. Space plants about 15 ft (4.6 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 tree spacing calculator.

Prune Joga 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.

Joga is frost-tender (hardy to USDA zone 11). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.

Joga can be propagated through seeds, semi-hardwood cuttings. Similar propagation techniques also apply to blueberry ash plant care, which shares the same genus.

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

Joga is susceptible to aphids, scale insects, caterpillars. 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.

Joga grows outdoors in USDA Zone 11b – 12b. It survives winters down to planting zone 11b. Joga is native to the Mariana Islands and Palau. In cooler regions, grow Joga as a houseplant or bring it indoors before the first frost.