• If you see a houseplant with yellowing leaves, one of the most important things you should do is trim them off. Yellowing, almostdead leaves won’t revive and turn green again, so it’s better to help the plant by removing them so it can dedicate all of its energy to generating new leaves. When you are done pruning, be sure to wipe the pruning blades with rubbing alcohol. This will disinfect the b…