3. Isopropyl alcohol works on contact against aphids, spider mites, mealybugs and scale insects. Bugs die immediately as soon as they come in contact with alcohol. 4. Isopropyl alcohol is a mixture of alcohol and water. Here’s how to make it: Step 1: Take the rubbing alcohol and pour a bit into a container. If you’ve found other safe ways to conquer mealybugs, or other pests, feel free to send me a message let me know! This video will teach you why your succulent soil has gnats, and a simple solution to get rid of them. Do not I’ve had people suggest adding a little bit of dish soap to water and spraying or dabbing that on. One of the most effective means of removing mealybugs from succulents is with the use of isopropyl alcohol. The best solution, and cheapest, I’ve found though, is the rubbing alcohol. However, you can make your own, highly effective insecticidal soap spray. Their favorite place to hide is right where the leaves meet up with the stem. Soap actually kills the mealybugs, but to make this work better, add a drop of rubbing alcohol to the solution. That is more than enough to kill the pests, but won’t harm your plant. Alcohol on a Cotton Swab: Take a piece of cotton and soak it in alcohol ( 70% isopropyl alcohol ), then press it directly against the orchid pests. I suggest the keeping the good stuff for yourself! However, spraying parathion or malathion on mealybugs has shown some results. Optional: Some people use 1/2 ratio of isopropyl alcohol to 1/2 water. Mix 1 part rubbing alcohol with 7 parts water and spray it on plants affected by aphids, mealybugs, scale insects, thrips, whiteflies, etc. There is no problem with using it outdoors, but always ventilate the room when you use it indoors. Isopropyl alcohol dissolves the outer waxy covering, while the sodium dodecyl sulfate attacks the mealybugs themselves. Furthermore, alcohol spray tends to draw mobile insects, notably mealybugs, out of their hiding places, making them easier to control. This works great on many succulents, especially those with a thicker epidermis. You can also make a mealybug killer spray by diluting 1 cup of alcohol with 1 quart (1 l) of water in a spray bottle and apply to the affected plant. Be sure to check those hard to see places near the stem. Mealybugs, which look like white cottony masses on your houseplants, ... Use a drop or two of isopropyl alcohol on a cotton swab and wipe it on the insects to remove them. It is difficult to control mealybugs in orchids, using chemical based pesticides. Mealybugs are like a plague. Even if you don't see anymore mealybugs, it's a good idea to do a few more applications just in case there are some lingering bugs. Let the plant seat for 20 minutes after spraying then rinse with water. That simply doesn’t work. Mealybugs spread quickly and you don’t want to risk other plants getting infected. This makes them hard to see and hard to kill. If the infestation on your succulent is minor, then a simple cotton swab dip in rubbing alcohol, and a wipe across the succulent will do the trick. It works especially well for boisduval scale, spider mites, mealybugs and aphids. Please use insecticides only in … Many succulent growers suffer from gnats, too. Isopropyl alcohol: Your first line of defense is regular old rubbing alcohol.UC IPM suggests soaking a cotton ball with 70 percent or lower solution of isopropyl alcohol and simply wiping it on the mealybugs, which will both kill and remove them. A cotton ball will work as an alternative. These little guys usually hang out in a white web-like substance in the nooks and crannies of your succulent. We have over 60 varieties featured with more added each week! 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