If you are, the copper can and will react with the fertilizer and will kill your plants.

(I thought I was upgrading the plumbing too!)

It took a few months for me to find the cause, but I found it. :thumbsup:

Killed a nice strain of WW .
Jollyrancher Reviewed by Jollyrancher on . DO NOT USE COPPER ANYWHERE (except wiring!). If you are, the copper can and will react with the fertilizer and will kill your plants. :mad: (I thought I was upgrading the plumbing too!) It took a few months for me to find the cause, but I found it. :thumbsup: Killed a nice strain of WW . :( Rating: 5