[header] How to prune houseplants [title] Use sharp scissors or garden shears. [step] Make sure the scissors or garden shears are very sharp, as dull shears can damage the plants. If you notice any dirt on the shears, soak them in water with a teaspoon of bleach and then wipe them dry. 
A clean tool will ensure your plants are not exposed to bacteria or pests when you prune them. [substeps] You can find garden shears for pruning online or at your local hardware store.