This series of Key Plant, Key Pests publications are designed for Florida gardeners, horticulturalists, and landscape professionals to help identify common pests associated with common Florida flora. This new 4-page publication of the UF/IFAS Environmental Horticulture Department provides information and general management recommendations for aulacaspis scale, other scales, mealybugs, and manganese deficiency. https://edis.ifas.ufl.edu/ep608