Not checking the calibration on my ph probe, now after burning a few grows, I do that on a regular basis. I don’t let the probe tip dry out either, I keep the probe in a sandwich bag that closes to keep the moisture in it...
Hauling water in five gallon totes from the sink out to the grow area, now it’s one gallon buckets at a time, far easier on your back...
Running exhaust less than 24/7 when in bloom, tried cutting back, and got rewarded with PM...
Over watering seedlings...
Growing or trying to in the attic... that was crazy.
I don’t automatically decarb MJ that‘s been stored for a while...I don’t know exactly how much time it takes to oxidize, but anything over a year that I’m going to make into capsules, now I do a test, make up a few capsules to see how much bang they’ve got left before automatically baking to decarb...
Not running offset schedule for bloom (start at 6:00 PM, off at 6:00 AM) before, the lights keeps plants warmer during the nights, which otherwise would need heat, also helps with humidity build up.