Another tip from exp. 6 inch pots require way less rock and the plants are way less likely to tip over. You'll find yourself tying up the plant cuz the plants tipping at the base sometimes in a big net pot
I have mixed rockwool and deep water culture for many years. It's not my grow method right now, but might I suggest taking those cubes and letting them grow into those cubes a little bit more and then taking those cubes and putting them on 4x4 cube and then setting that 4x4 cube in the bottom of...
You can not grow if you don't have pH equipment. At least get the paper test strips. It's inconvenient matching up colors ,it takes more time but it's accurate and cheap
We need your details. What you're in, what you're feeding, how often you feed what pH levels you're at. To my naked eye, it looks like you went from an overfeeding problem that quickly turned into a locking out nutrients or pH problem
It's crazy what an experienced eye sees. I should get paid for this stuff lol. Hey OP. Notice how your stem looks all barky and rippled. Not smooth. It's gonna be a freak with some type of genetic defect
Pre-flowering is the time period where the plant shows sex without being photo Induced into flower, so the days are still long but the plant is now showing it's mature enough to flower if the daylight was shortened. You will see some pistols and hairs in this stage, the plant will stay in this...
Change feed ratio once stretch slows. Until then your basically just putting on leaf. Also, D.E. is not effective once it's gotten wet. So placing it on moist soil is basically futile