Anacardiaceae
Elephant Tree: Full Sun Plant
Operculicarya decaryi
Give this caudiciform succulent as much bright, direct sun as possible, water thoroughly then let the fast-draining soil dry out almost completely between waterings, and hold back on water and fertilizer through its winter dormancy. It thrives in warm temperatures, tolerates dry indoor air, and rewards patience with a slowly thickening trunk.
Every 14 days
Direct sun
10° - 35°C
20% - 40%
Categories
What is Elephant Tree?
Elephant Tree (Operculicarya decaryi) is a medium-care plant from the Anacardiaceae family. Operculicarya decaryi is a slow-growing, thick-stemmed succulent tree endemic to the spiny thickets of southern Madagascar. Prized in bonsai culture for its swollen caudex, corky bark, and intricate branching pattern, it produces tiny fernlike compound leaves and clusters of small red flowers in win...
Elephant Tree grows up to 6.0m, spread of 300cm, watering every 14 days, 10°C – 35°C, 20–40% humidity. It is suitable for indoor environments and safe for pets.
Unlike many popular species, Elephant Tree is safe to keep around pets. Without adequate drainage, root rot can develop within 28 days.
How to Care for Elephant Tree?
TLDR: Elephant Tree needs Direct sun, watering every 14 days, and temperatures between 10-35°C with 20-40% humidity.
How Often Should You Water Elephant Tree?
Water deeply only once the top 2 inches (5 cm) of soil are dry, roughly every 2-3 weeks in the growing season. Cut back to monthly or less in winter -- the swollen trunk stores water, and soggy soil is the fastest way to trigger root and trunk rot.
How Much Light Does Elephant Tree Need?
Give it your brightest spot -- a south-facing window with several hours of direct sun daily is ideal. Too little light causes thin, leggy growth and a loss of the plant's characteristic compact form.
What Is the Best Soil for Elephant Tree?
Pot in a fast-draining cactus or succulent mix amended with 30-40% extra pumice, perlite, or expanded shale so the soil dries within a couple of days after watering.
What Pot Should You Use for Elephant Tree?
Use a shallow, well-draining bonsai or succulent pot with generous drainage holes; unglazed terracotta helps wick away excess moisture and suits the plant's caudex-forward, exposed-root display style.
Care Schedule
Fertilize
Every 30 days
Repot
Every 900 days
What Is Elephant Tree and Where Does It Come From?
Operculicarya decaryi is a slow-growing, thick-stemmed succulent tree endemic to the spiny thickets of southern Madagascar. Prized in bonsai culture for its swollen caudex, corky bark, and intricate branching pattern, it produces tiny fernlike compound leaves and clusters of small red flowers in winter. In cultivation it is grown both as an ornamental caudiciform houseplant and as a classic subject for tropical bonsai.
How to Propagate Elephant Tree?
How Big Does Elephant Tree Grow?
TLDR: Elephant Tree can reach up to 6.0m tall with Slow growth rate.
Max height
6.0m
Spread
3.0m
Growth rate
Slow
Foliage
Deciduous
Plant Uses
Ornamental
Great for decoration
Is your plant showing symptoms?
Click on the symptom to discover possible causes:
What Diseases Commonly Affect Elephant Tree?
TLDR: Elephant Tree is susceptible to 7 known diseases. Monitor regularly for early detection.
Root Rot
Root rot is a serious fungal disease that affects the root system of plants, causing them to decay and die. It is primarily caused by overwatering, poor drainage, or soil-borne fungi such as Pythium, Phytophthora, Rhizoctonia, and Fusarium. The disease thrives in waterlogged conditions where roots are deprived of oxygen, making them susceptible to fungal infection.
Overwatering
Overwatering occurs when plants receive too much water, depriving roots of oxygen and causing root rot. This environmental stress is one of the most common causes of houseplant death, as waterlogged soil prevents roots from breathing and functioning properly.
Mealybugs
Mealybugs are small, soft-bodied insects covered with a white, waxy, cottony material. They are common pests of houseplants and outdoor plants in mild climates. These sap-sucking insects feed on plant tissue, causing damage, stunted growth, and can lead to plant death if left untreated. They produce sticky honeydew which attracts sooty mold.
Spider Mites
Spider mites are tiny arachnids (less than 1/20 inch long) related to spiders and ticks that feed on plant sap. They thrive in hot, dry conditions and can cause significant damage to ornamental and vegetable plants. During severe infestations, crop losses can reach 14% or higher as these pests disrupt vital plant processes including photosynthesis, carbon dioxide absorption, and transpiration.
Meaning & Symbolism
With its gnarled, swollen caudex and resilience in Madagascar's arid spiny thickets, the elephant tree has become a symbol of endurance and quiet strength in bonsai and succulent collections.
Compare with similar plants
| Attribute | Difficulty | Light | Watering | Pet Safe |
|---|---|---|---|---|
| Dark Fieldcap | Medium | Low light | 2d | ⚠️ |
| Azalea | Medium | Partial shade | 3d | ⚠️ |
| Muriel's Bamboo | Medium | Partial shade | 3d | ✓ |
| Bougainvillea | Medium | Direct sun | 7d | ⚠️ |
