To remove mealybugs, pick them off with a toothpick or soft toothbrush. You can also use a cotton swab dipped in rubbing alcohol, but be careful; too much rubbing alcohol may damage the leaves. If all else fails, you may want to try a systemic insecticide formulated for indoor plants.
Then, why are there gnats around my Christmas cactus?
These little creatures feed off of fungus when your Christmas cactus gets overly wet ā a rare occurrence in its natural climate but overwatering will cause this. The thing about fungus gnats is that they love wet soil!
Thereof, how do I get rid of cactus bugs?
If you’re more of a hands-off bug killer, you can dab a mealybug with rubbing alcohol or spray it with a mixture of liquid dish soap and water. After applying the soap, let it sit for a day and then gently rinse that area of the cactus.
What is a natural way to get rid of mealy bugs?
Mix 1 cup of rubbing alcohol with few drops of Dawn dish soap and 1 quart (32oz) of water. Pour the solution in the spray bottle. Spray the whole plant, not only where mealybugs are visible. Spray leaves well, top, and under and stems.
How do you treat mealybugs on cactus?