How to prune golden torch cactus

Spring, or immediately when damage is noticed. Use a sharp, sterilised knife to cut cleanly through the stem just above healthy tissue. Dust the wound with powdered sulfur or activated charcoal, then leave it to callous for several days before replanting or watering.

Rarely — only to remove damage or propagate pups. Golden Torch Cactus grows as a tall columnar stem and needs no routine pruning. Remove only dead, diseased, or frost-damaged sections with a clean, sharp knife. If a stem is etiolated (stretched from low light), remove it at soil level and propagate as a cutting rather than trying to shorten it.

Use a sharp, sterilised knife to cut cleanly through the stem just above healthy tissue. Dust the wound with powdered sulfur or activated charcoal, then leave it to callous for several days before replanting or watering.