I would go between 6.2 and 6.8 for soil all day. 7 works, but that is a general number of nutrality, but as you can see, in hydro, they are getting down to 5.2 with the PH.
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BlueBear Reviewed by BlueBear on . Ph Question..... Should I be trying to match my Ph in my Water to the Ph of my soil? Example.. I had done a grow in ProMix BX Ph7 and My Tap water was Ph 7. the grow worked out decent but could it be better? I used Botanicare Pure Gro Pro nutes for veg and pure Pro Bloom for Flower. I used ProMix. I added just water untill the 4th week. then I satrted adding some nutes (1/4 strength watered down). at about Week 5 and 1/2 I tested the water runoff of My Soil. It was 5.5 seemed low. I thought you Rating: 5