White spots on succulents is most often an indication of a fungal plant disease called powdery mildew. Relatively warm and dry conditions promote the growth of this fungus. … In other cases, white spots may be due to insect infestation, high salt levels, or it may just be a part of the plant’s own defense mechanism.
In respect to this, how do you treat white spots on succulents?
Avoid overhead watering and use a fan to increase circulation. Pinch off affected foliage and discard it. A solution of baking soda and vinegar is how to get rid of white spots on jade plants with powdery mildew. Spray on the leaves but ensure the leaves dry within a few hours.