@Buddy2, take a look at his post from @garrigan62 a while back, it may shed some light on your issue:
This does look like a pH problem to me, check it out.
I hope this helps and that someone a bit more knowledgeable than I am weighs in on this. 
@Niala @neckNflu @Donaldj @Momtomask @Countryboyjvd1971 @Covertgrower @Myfriendis410 @Rugar89
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