[dom]

Saw some melting glosso with holes on it. Is it lack of some kind of element like iron?

 

[mr.sandman]

Should be potassium becasue it also happend to mine too.

 

[dakota15]

Glosso

If it was iron I think you would see yellowing first.

 

[Wö£fëñxXx]

Dom, feed the plants NPK TE and there will be no need to even ask that question again.
Plants need foooood :icon_mrgr

 

[aquarium boy]

is your light high enough for the plants?