Is this cyano?

[DudeBruh]

I have what I’ve believed to be cyano on/off in red patches. Today there was like a tree coming up though... still cyano? I vacuumed it up , but didn’t think cyano could do that.

 

[Flippers4pups]

I have what I’ve believed to be cyano on/off in red patches. Today there was like a tree coming up though... still cyano? I vacuumed it up , but didn’t think cyano could do that.

Yes, it can form some gas pockets, causing this sometimes.