Mites are a cinch. Abamectin (Avid), bifenazate (Floramite), spiromesifen (Forbid).
Problem goes away in a matter of hours, only a few mL of any of those products. Doesn’t harm the plants whatsoever.
Systemic action ensures any stragglers or eggs that hatch also die. OP wouldn’t need to clean anything, or replace anything.