Purple Custard Apple Plant Care

Purple Custard Apple (Annona purpurea) belongs to the Annonaceae family within the Annona genus. Purple Custard Apple is native to central and southern Mexico, Central America, Colombia, Ecuador, and Venezuela in northwestern South America, and Trinidad. Purple Custard Apple is also known as Palo de Aza, Chirimoya Morada.

Purple Custard Apple displays a small to medium-sized tree growth habit, reaching up to 20 ft tall with a spread of approximately 15 ft. Purple Custard Apple produces fragrant, yellow-green flowers.

Leaf size: approximately 6 inches.

Water a young or newly planted Purple Custard Apple 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.

Purple Custard Apple thrives in full sun to partial shade.

Annona purpurea tolerates temperatures of 60–85°F. Purple Custard Apple prefers humidity levels of 50–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Well-draining loamy soil with added compost for nutrients. Good drainage is essential for Purple Custard Apple to prevent waterlogging, which leads to root rot and fungal issues.

Feed Purple Custard Apple 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 compost for nutrients. Avoid low spots where water collects after rain.

Purple Custard Apple is suited to USDA Zone 10b – 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.

Purple Custard Apple can spread to about 15 ft (4.6 m) and reach about 20 ft (6 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 Purple Custard Apple 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.

Purple Custard Apple is frost-tender (hardy to USDA zone 10). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.

Purple Custard Apple can be propagated through seeds, air-layering. Similar propagation techniques also apply to pond apple plant care, which shares the same genus.

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

Purple Custard Apple is susceptible to fruit flies, 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.

Purple Custard Apple grows outdoors in USDA Zone 10b – 12b. It survives winters down to planting zone 10b. Purple Custard Apple is native to central and southern Mexico, Central America, Colombia, Ecuador, and Venezuela in northwestern South America, and Trinidad. In cooler regions, grow Purple Custard Apple as a houseplant or bring it indoors before the first frost.