05/02 - No sign of any amber trichomes. Pistils orange/brown but not yet fully retracted. Keeping harvest postponed until further development.
Light schedule changed to 17/7.
06/02 - Watering 30g worm castings dissolved in 600ml water
08/02 - Excess yellowing and dying off have stopped. Buds seem to be getting more dense and pistils filling up white. No amber yet. Let it go for more...