What is farina? Epicuticular wax or farina is a coating of wax that forms a white or blueish silver film on the leaves of succulents. … Succulents that have this are said to be “glaucous” which simply means, according to Webster, “having a powdery or waxy coating that gives a frosted appearance and tends to rub off“.
Beside above, how do you treat powdery mildew on succulents?
Also question is, will powdery mildew go away?
The Basics of Powdery Mildew
And unlike most types of fungi, they cause more severe cases of disease in warm, dry weather. A mild case may go away on its own. But without intervention on the part of the gardener and a little extra TLC, a severe infection can mean the end of your precious plants.