How to prune euphorbia mammillaris

Spring for offset removal. Wear gloves and eye protection. Detach offsets at the base with sterilised scissors or a knife. Allow cut surfaces on both parent and offset to callous for 3–5 days in a dry, shaded spot before potting into dry cactus mix.

Rarely — only to remove unwanted offsets. Euphorbia mammillaris (Indian corn cob) is a clustering succulent that rarely needs pruning. You may remove offsets in spring for propagation or if the clump is too crowded. Otherwise leave it alone. Always wear gloves — the sap is caustic. No shaping cuts are needed on this compact species.

Wear gloves and eye protection. Detach offsets at the base with sterilised scissors or a knife. Allow cut surfaces on both parent and offset to callous for 3–5 days in a dry, shaded spot before potting into dry cactus mix.