How to prune euphorbia columnaris

Spring, if intervention is ever genuinely necessary. Limit any cutting to the removal of clearly dead or rotting tissue using a fine sterile blade. Cut cleanly, absorb latex with a dry cloth, and allow the cut surface to callous fully in a dry, well-lit location before resuming watering.

Rarely — only to remove dead or diseased tissue. Euphorbia columnaris is an extremely rare, columnar succulent from Somalia. It should not be pruned. Removing columns damages its natural form and risks irreversible harm to a critically rare plant. Only excise clearly dead tissue using a sterile blade. Latex is toxic — gloves and eye protection are essential.

Limit any cutting to the removal of clearly dead or rotting tissue using a fine sterile blade. Cut cleanly, absorb latex with a dry cloth, and allow the cut surface to callous fully in a dry, well-lit location before resuming watering.