How to prune euphorbia aeruginosa

Any time, only if a stem is clearly dead or damaged. Cut dead or damaged stems at their junction with a healthy stem using a sharp, sterilized blade. Wipe the cutting tool clean of latex before reuse. Allow cut surfaces to callous in a dry spot.

Rarely — only as needed. Euphorbia aeruginosa is a small cactus-like succulent that needs no routine pruning. Its angular, branching stems develop naturally. You may remove a dead or damaged stem with a clean, sharp blade, but always wear gloves — the white latex sap is toxic and a skin irritant. Never cut into healthy stems for shaping.

Cut dead or damaged stems at their junction with a healthy stem using a sharp, sterilized blade. Wipe the cutting tool clean of latex before reuse. Allow cut surfaces to callous in a dry spot.