Desert candle
Euphorbia abyssinica · Euphorbiaceae
📷 Frank Vincentz · CC BY-SA 3.0
⚠️ Sève très irritante : dermatite chimique par contact et troubles digestifs graves par ingestion chez animaux et enfants.
The gardener's calendar
In autumn, ease off feeding and take the chance to clean up around desert candle and prepare for winter.
ID card
- Family
- Euphorbiaceae
- Foliage
- Deciduous (semi-evergreen depending on climate)
- Form
- Succulent tree
- Adult size
- 4 to 8 m in height
- Growth
- Moderate to fast
- Hardiness
- Tender (10-12 °C minimum)
- Origin
- Ethiopia and arid regions of East Africa
- Soil type
- Well-draining, poor to moderate
✓ Taxonomy verifiedSource: AI estimate · hardiness: reliability medium.
Expert tips
The key tip
Euphorbia abyssinica grows slowly but steadily with minimal maintenance. Water moderately during the growing season (2-3 times per month). In winter, let it dry out almost completely. No fertilizer needed.
The common mistake
People treat it like a tropical exotic spurge and overwater it. The collar rots, stems soften and turn dark brown.
The pro's trick
Every 3-4 years, cut back an old stem in spring. It'll regrow with 3-4 lateral shoots that create a bushier, more ornamental shape.
Seasonal watch
In very cold winters (below -5 °C), tender parts freeze. If the base stays healthy, it'll bounce back in spring. Protect the roots with dry mulch (dead leaves).
Care
Watering
Water regularly during the growing season (spring-summer), allowing the substrate to dry between waterings. Drastically reduce watering in winter. This euphorb fears waterlogging: impeccable drainage is essential. In a pot, wait until the soil is dry 2-3 cm deep before watering again.
Light exposure
Place in full sun for better form and optimal coloration. Abyssinian euphorb tolerates sunny and hot locations very well. It can live indoors in bright light, but prefers outdoors in a warm climate or a temperate greenhouse.
Soil and substrate
Use a very well-draining mix: cactus/succulent potting soil enriched with perlite or coarse sand (50-50). Avoid heavy or wet soils that cause root rot. Adding gravel at the bottom of the pot improves drainage.
Pruning and cutting
Prune lightly after flowering or at the beginning of spring to balance the shape and encourage branching. Always wear gloves: the milky sap can irritate skin and mucous membranes. Disinfect tools before use.
Fertilizer
Apply diluted fertilizer (low in nitrogen, rich in potassium) once or twice a month during the active growing period. Stop all feeding in autumn and winter. A well-established euphorb in good soil has moderate needs.
Diseases and pests
Watch for mealybugs and spider mites in dry environments. Excessive watering promotes root rot and fungi: this is the main risk. Improve air circulation and reduce ambient humidity in winter. A too-compact substrate worsens problems.
Climate and overwintering
Euphorbia abyssinica fears cold: maintain a minimum temperature of 10-12 °C. In temperate climates, grow it in a pot and bring it indoors for winter to a warm location, greenhouse or sunroom. Outdoors in warm and dry regions, it can remain perennial if protected from frost.
Did you know?
The Abyssinian Euphorb is one of many euphorbias traditionally used in East Africa for its supposed properties, particularly in Ethiopian medicine. Its characteristic white latex contains irritating compounds that historically served as a basis for folk remedies, although internal use is extremely risky. It's a fascinating example of how certain toxic plants remain at the heart of ancient herbal knowledge.
Where to buy it
Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.
Add this plant to my garden →Plants from the same family
- Wood spurgeEuphorbia amygdaloides
- Caper spurgeEuphorbia lathyris
- Albanian spurgeEuphorbia characias
- Spiny spurgeEuphorbia spinosa
- Garden crotonCodiaeum variegatum
- Griffith's spurgeEuphorbia griffithii
Tips generated and checked by Viridia — adapt them to your local climate.