How to prune hikuri

Spring or early summer, only when damage or rot is present. Use a sterile, sharp knife to excise dead or rotting tissue cleanly. Dust the cut surface with powdered sulfur or activated charcoal and allow to callous fully in a dry, bright spot for several days before resuming watering.

Rarely — only as needed when dead or damaged tissue appears. Hikuri (Lophophora diffusa) is a slow-growing spineless cactus that needs virtually no pruning. Simply remove any shrivelled, dead, or damaged tissue with a sterile blade. Do not cut into healthy green flesh — it regenerates very slowly and cuts invite rot in this notoriously moisture-sensitive species.

Use a sterile, sharp knife to excise dead or rotting tissue cleanly. Dust the cut surface with powdered sulfur or activated charcoal and allow to callous fully in a dry, bright spot for several days before resuming watering.