How to prune stenocactus crispatus

Spring, only if damage or rot is present. Cut below any soft or discoloured tissue with a sterilised knife, allow the wound to callous in a dry, bright spot for several days before returning the plant to its normal position.

Rarely — only as needed for damage or rot. Stenocactus crispatus (wave cactus) requires no routine pruning. Its naturally ruffled, multi-ribbed globe shape needs no shaping. Only remove sections that have rotted or been physically damaged. Cutting healthy tissue is unnecessary and slows growth significantly in this slow-growing species.

Cut below any soft or discoloured tissue with a sterilised knife, allow the wound to callous in a dry, bright spot for several days before returning the plant to its normal position.