Quote Originally Posted by TomStoner
That is not nute burn, that starts with the leaf tips. I would be more inclined to look at the PH levels which should be around 5.8 - 6.2 for hydro.

I thought that was the ph level for soilless mediums. I thought Hydro was like 5.3-5.8.

Can anyone clarify just for my own personal arsenal of knowledge I'm trying to acrew? :thumbsup: