The Planted Tank Forum banner
1 - 1 of 1 Posts

· Plant Whisperer
Joined
·
2,547 Posts
I agree. Looks like fish damage. You can tell because the margins of the holes are sharp and there is no discoloration which you would see if it was a potassium deficiency. Holes also wouldn't show up over night and they would only be located on old leaves.
 
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top