Elaeodendron australe Plant Care
Elaeodendron australe Vent.
Updated · Sources · How we source care data
Elaeodendron australe, commonly known as red olive-berry, red-fruited olive plum, or blush boxwood, is a species of flowering plant in the family Celastraceae and is endemic to eastern Australia. It is a shrub or small tree with egg-shaped to oblong leaves with a wavy margin, yellowish green male and female flowers on separate plants and fleshy orange-red fruit.
Every 7–14 days
Full sun to partial shade
60–85°F
40–70%
At a glance
How do you care for Elaeodendron australe?
Plant Elaeodendron australe in full sun to partial shade (USDA zones 13a) and water a young tree every 7–14 days until it is established. It tolerates temperatures of 60–85°F (16–29°C). Fertilize it every 6 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.
Where Is the Elaeodendron australe Native To?
What Is the Elaeodendron australe?
Elaeodendron australe (Elaeodendron australe) belongs to the Celastraceae family within the Elaeodendron genus. Elaeodendron australe is native to eastern Australia.
Elaeodendron australe displays a small to medium-sized tree growth habit, reaching up to 20 ft tall with a spread of approximately 15 ft. Elaeodendron australe produces small clusters of white or yellow flowers.
Leaf size: approximately 5 inches.
How Often Should You Water a Elaeodendron australe?
Water a young or newly planted Elaeodendron australe 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.
Watering Frequency
Every 7–14 days
Until established; then in dry spells
What Light Does the Elaeodendron australe Need?
Elaeodendron australe thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Elaeodendron australe Prefer?
Elaeodendron australe tolerates temperatures of 60–85°F. Elaeodendron australe prefers humidity levels of 40–70%.
Temperature
60–85°F
Humidity
40–70%
What Soil Mix Works Best for a Elaeodendron australe?
Well-draining sandy loam with added organic matter. Good drainage is essential for Elaeodendron australe to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Elaeodendron australe?
Feed Elaeodendron australe 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.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a Elaeodendron australe?
Choose a spot with full sun to partial shade and well-draining sandy loam with added organic matter. Avoid low spots where water collects after rain.
Elaeodendron australe 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.
How Far Apart Should You Plant a Elaeodendron australe?
Elaeodendron australe 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.
How Do You Prune a Elaeodendron australe?
Prune Elaeodendron australe 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.
How Do You Care for a Elaeodendron australe in Winter?
Elaeodendron australe 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.
How Do You Propagate a Elaeodendron australe?
Elaeodendron australe can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to false olive plant care, which shares the same genus.
Is the Elaeodendron australe Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
Toxic to humans and pets if ingested
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Elaeodendron australe?
Elaeodendron australe is susceptible to aphids, scale insects, spider mites. 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.
What USDA Hardiness Zone Does the Elaeodendron australe Need?
Elaeodendron australe grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Elaeodendron australe is native to eastern Australia. In cooler regions, grow Elaeodendron australe as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Elaeodendron australe is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Elaeodendron genus — compare its care with other Elaeodendron species on PlantoScan.
Elaeodendron is part of the Celastraceae plant family — browse all Celastraceae genera and species.
Elaeodendron australe thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Elaeodendron australe Vent., family Celastraceae (first published in Jard. Malmaison : t. 117 (1805)) — World Flora Online record, IPNI name record.
- Pet toxicity: Elaeodendron australe is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 13a, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
