Euphorbia antso

Euphorbia antso is a rare, caudiciform succulent from the Euphorbiaceae family, native to Madagascar. This unique species is distinguished by its swollen, sculptural caudex, spiny branches, and small greenish-yellow flowers. Adapted to arid conditions, it thrives in dry gardens, rockeries, and succulent collections, making it a prized choice for collectors, bonsai cultivation, and xeriscaping.

Key Features:

• Botanical Name: Euphorbia antso
• Common Names: Antso Euphorbia, Madagascan Caudex Euphorbia
• Family: Euphorbiaceae (Spurge family)
• Native Region: Madagascar
• Growth Rate: Slow-growing
• Mature Size: 30–80 cm (1–3 feet) tall, with a broad caudex
• Caudex: Swollen, woody, and sculptural, serving as a water reservoir
• Stems: Thick, spiny, and branching, emerging from the caudex
• Leaves: Small, green, seasonal, appearing at branch tips
• Flowers: Greenish-yellow cyathia, characteristic of Euphorbia species
• Season: Deciduous in dry conditions

Growing Conditions:

• Sun Exposure: Full sun to partial shade
• Soil Requirements: Well-draining, sandy, or rocky soil
• Watering Needs: Low; drought-tolerant, requiring minimal watering
• Temperature Tolerance: Prefers warm, arid climates; not frost-hardy
• Humidity: Prefers low humidity; avoid excessive moisture

Landscaping & Uses:

• Ideal for caudiciform plant collections and bonsai cultivation
• Perfect for dry gardens, rockeries, and xeriscaping
• Highly collectible due to its unique sculptural caudex and spiny growth
• Great for container growing, allowing controlled growth and display
• Drought-resistant, making it an excellent choice for water-wise gardening