Description Light/Soil/Water Hardiness Rare succulent Euphorbia mammillaris variegata, also known as Indian Corn Cob, is a fast-growing shrublet with thick stems that are chalky green, erect and ribbed. These stems can turn rosy pink in colder weather. At maturity, the plant can reach 8-10 inches (20-35 cm) tall. Each stem can have from 7 to 17 ribs with thick hexagonal tubercles placed next to each other vertically, which resembles the look of a corn cob. The spines are pinkish white, thick and pointy like toothpicks, up to 0.4 inches (1 cm) long and scattered around the stem. From late winter to early summer, Euphorbia mammillaris variegata produces small red and orange flowers from each stem. Protect from frost. All of the plants may be shipped bare root. Full Sun, Partial Sun. Well-drained, porous cactus mix. Water thoroughly only when soil is dry to the touch, then let drain completely. Avoid letting water sit for too long in the soil to prevent rot and fungal diseases. Water more regularly from March to September its growing season). Reduce watering to a minimum in the winter. You can propagate Euphorbia mammillaris by cuttings in late spring or summer. Precaution: All Euphorbias contain a white sap that can be irritating to the human body. If you accidentally come in contact with this sap, be careful not to touch your face or eyes and immediately wash your hands with soap and water. USDA Hardiness Zone 9a to 11b: from 20 °F (−6.7 °C) to 50 °F (10 °C).
