What is that black sh*t growing on the sife of green torch?

[biokid]

 

[Bent]

Looks like cyano to me...but I suck, so.

 

[biokid]

 

[Bent]

Dude.

I dunno what that is.

 

[greenskull]

If it doesn't wipe off easily, I would say it's some kind of sponge.

 

[droth335]

^ agree. Looks like sponge to me as well.

 

[ThreeMoneyJ]

Looks similar to a sponge I had growing on my torch.

 

[cyclenut]

I would say black sponge as well. I have them on some of my frags and they've been harmless so far.

 

[rhdoug]

yes black sponge. I have quite a bit of it (them?)

 

[AJ69]

Black sponges

 

[mayjong]

yup^

 

[biokid]

Thanks for the info