ph levels

So I started a new grow using coco with Earth Dust dry amendments. The ever popular Mr. Canucks Grows uses 6.5 - 6.8 water pH. Should I use this pH? I am confused since every online answer says to use 5.8-6.5 pH, which is quite the broad range, and I bet it's wrong. Anyone else using coco with...

First post (recent lurker), thanks for checking this out and offering any solutions! Issue: Soil pH levels have steadily decreased from 6.3pH range to as low as 5.4-5.5pH. Background: Recently installed an automated irrigation system for my 4x4 grow tent this past Sunday (5 days ago). Simply...

Hi everyone, recently picked up some Bubble and Kush XL autoflowers I am growing using Foxfarm ocean soil. . This will be my second grow, my first didnt go so well and its because I wasnt properly watering my plants. My apartment currently is really hot its around 85 Farhenhit and my soil was...

I started with soil with a PH of 6.7, and have our nothing by water with Nutrients always at a PH Level of 6-6.25. Yet my soil PH is alway at an 8. Anyone know why, and how I can fix this safely for my plants. Two of which are already in flower

Hey guys, I've done one season of outdoor and I am looking to gain more knowledge. I'm looking to mix cow manure with the Pro-Mix HP soil or Pro-Mix BX soil, I've heard good things about both. What're your guys thoughts? I don't know much about nutes and soil PH or water PH levels. Please feel...