Beneficial cultural practices can also be used for outdoor mealybug control. Mealybugs are unarmored scale insects. Sanitation is critical too. Mealy bugs are covered with a powdery wax and the body tapers towards the tail. Mealy bugs can be brought home on new plant purchases, so inspect your plants before you buy. They love to thrive on leaf joints and leaf crevices, which makes them hard to spot and kill right away! Clean the pot in hot, soapy water. Mealybugs may be found at rest or slowly crawling on the undersides of leaves, on stems in flowers or even on the outside of the pot. Around 275 species of mealybugs are known to exist in the continental US. Keep a good eye on your fruits, vegetables, herbs and ornamentals and deal with a MB infestation quickly. Mealybugs are plant feeders and will infest most parts of their host plant. Unfortunately, disposal of heavily infested plants is best. Preventing Mealybugs on Outdoor Plants. Theyâre teeny tiny (about 1 to 4 millimeters long) and covered in a waxy powder that serves as body armor. As far as the ick factor goes, mealybugs are a 10 out of 10. This will get this stick stuff off the leaves. Some mealybug species can live on the roots and wonât attack leaves. To do this, just carefully pull the plant out of the pot and look for mealybugs on the roots. so first we need to control the ant infestation first in your garden by rinsing away the ant hill or using diatomaceous earth. You can make use of neem oil by diluting it first with 1% neem oil and 99% water. Follow these agricultural tips to prevent and reduce populations of mealybugs in the garden: Before purchasing new plants, inspect them for the presence of mealybugs. Photo courtesy of Pinterest> After that, prepare to clean your infected plants by taking the plant out of the pot and rinsing them under a strong stream of water. Where do they come from? If you only found a few mealy bugs on your plant, you can just wipe them off with your hands, or use a towel, or a q-tip. As a general rule, make sure your plants are healthy, and you're less likely to â¦ When youâre trying to identify the tiny white bugs on your plants, hereâs how you can tell if theyâre mealybugs: Mealybugs have pinkish-purple bodies but often appear white or light gray once they cover themselves in a cotton-like wax. They usually grow naturally in warm and humid climate. Where Do Mealy Bugs Come From? They may have waxy tufts around the body margin and several tails at the rear end. They can be introduced on new plants, tools or pots, and can even ride along on people who have handled plants with mealybug on them. Plants infested with mealybugs usually have leaves that turn yellow and wilt, and if the infestation is not eliminated, the plant may eventually die.