Question
I have 2 large ferns on my covered front porch and on the underside of the leaves are perfectly lined-up, small, fuzzy brown spots.  Each small leaf is perfectly outlined.  I am not sure if this is actually a bug or some other problem.  Thank you.

Answer
HI Julie                                                                How r u doing?It sounds like u got scale bug which is a soft body insect that hits the under side of leaf.go to your garden center and get a spray that kills scale ORTHO makes a good one  spray and u will b find GOOD LUCK/KEEP ME POSTED!!