Only in late flowering , but you never really cut the nitrogen amount, you must reducing it while your PK ratio is getting higher. When you flush you cut the nitrogen ... and everything else
Mini nut burns. Everything fine, but its a sign that you feeding almost too much. Your soil getting too ritch, just plain ph water every other feeding. Plus you can reduse nutes anyway. You in final month run.... Good luck !
Yield from one ounce to 50 g if tooth fairy will visit you during night ;))))
No defoliation 4 sure
Seeing first brownish pistols (if its not from weather, your touching or wind damage) i agree that around 4 weeks left, maybe 5-6 if it is not influented by anything above , but 4sure you will know only by watching how mature your trichomes are ... They can by damaged aswell, then they become amber despite that all plant is far from ready ...