Hi guys and gals would like some help please So I have a auto flower on week 3 of veg in a 3 gallon grown bag the soil I have used is westlands multi purpose compost with added John innes which says it feeds up to 4-5 weeks I have biobizz ,grow , bloom , top max , or fox farms grow big big bloom tiger bloom I’m just wondering when I should start to feed her and if so how much per how much water and then how much do I feed her ???? Help please thanks this is my baby