hopefully I'll hear back from GH at some point but I've decided to switch from GH's official schedule to the amounts listed by their iPhone app. It seems middle of the road compared to expert tested schedules and what GH is now putting out.
Sorry guys I'm talking to myself here but if this...
To get my head around this I wrote up a comparision chart of various schedules. Three are from Progressive Growth's website, two are from GH's iPhone app, and the top schedule is the current official GH "expert drain to waste" schedule. Because GH sets their ratios to US gallons, and Progressive...