fungi colonization

So first time using organic and I went to rotate the fabric pot and found this there were some on top just wasn't like this and I removed it this thing is big should I get something that kills fungus and and bennies back or wat. If this happened to you wat would you do or do I leave it alone

Hi there I am pondering adding either beneficial fungi or bacteria to my next grow. I am on a budget and can only introduce one. Which would you suggest, and why? My set up is: 70% soil 30% coir General Hydroponics Flora Nova line 3 gallon AirPots 320 watts (draw) MCOB 4 square feet of space...

Maybe it’s just bad luck, surely the 2nd dose of root rot cannot be my fault again, but it is definitely my 2nd serious problem with it and it’s real. A bad omen and that is definitely cryptic. Second dose of RR in second RDWC crop, batting 100% crop failure again, frustration, aggravating and...