so i went on vacation for a week and left my dad to water the plants he got sick so he basically just went in the grow room watered a bunch every day weather they needed it or not anyway i can handle that the plants are fine but there is this yell fungi see pics anyway im to tired for this shit so what is it exactly how do i get rid of it with out spending an arm and a leg the plant looks healthy still pic are really crappy looked better on the camera but it looks like this shit shown here http://forums2.gardenweb.com/forums/load/houseplt/msg081522064432.html but alot smaller made that last bit part of the link some how...
Pluck it out and spray the bottom of the pot with some fungicide. Doesn't sound like it's harming the plant, just the decomposing material in the soil.