[header] How to prune desert rose [title] Sterilize your cutting tool with rubbing alcohol or bleach before pruning. [step] Wipe or spray your cutting blade or pruning shears with rubbing alcohol. If you don't have rubbing alcohol, you can use a 10% bleach solution. 
Disinfecting the cutting tool prevents the transfer of disease to your plant. [substeps] If you're pruning more than 1 desert rose plant, sterilize the cutting tool before pruning the next plant.