I'am fairly positivfe that it is not some sort of inscet infestation because i have very good ventaqlation in my close and my house was funagated a weeik eairlyer. but these spots are now on two plants and do not apper to get any better. I was thinkg mg defficancy but mabey not please help
Also a possibility look under leaves for eggs and for them when threatened thy go under leaves if out do find anything or just want to be cautious yee Neem oil it will kill any thing that touches it makes sure to soak your plant and out can also mix the Neem oil in with our water to kill them as they try to suck your plants dry .