This feed chart will ensure your heavy flowering plants produce high quality flowers.
It is on a per plant or per 50 litre basis.
Aminos can also be foliar sprayed during vegetative grow, a 50/50 Amino/Tri kelp is a very good option.
Veg 2 weeks, pre flower 1 week, stretch 2-3 weeks, bloom 3 weeks.
Apply amendments every 1-2 weeks.
Click this link to download the feeding chart.
Simple version
The simplest version is to use minimum 50 litre pots, keep evenly watered and add the opulent bloom mix a week before flower with some worm castings or compost. With a little attention to keeping the soil biology going, via a compost source as a top dress or as an extract every 2 weeks or so.