If you notice white, fuzzy spots on your cactus plants, the plant is likely infested with mealybugs. … Targeting succulent plants like cactus and coleus, mealybugs create the appearance of white fuzz on plants because they exhibit a white, cotton-like wax all over their bodies.
One may also ask, why is my cactus growing mold?
Causes of Fungal Lesions on Cactus
Outdoor cactus can come in contact with fungal spores in various ways. Spores may be blown in from wind, in soil, or contracted from splashing water. Plants with consistently wet pads or stems are the worst affected. … Even purchased potting soil may be contaminated with fungal spores.
Considering this, what is the white film on cactus?
They called it grana cochinilla or cochineal. Cochineal is a scale insect and is found on prickly pear cactus, Opuntia engelmanii. As a rasping, sucking insect, it feeds on the tasty juices of the cactus. It produces a cottony white covering to protect itself from predators.
How do you get rid of mealybugs on indoor cactus?
What does a moldy cactus look like?
Cactus rot can look black or brown in color.
