7 days after showing sex
the reason is the splants stretch alot during the first week of flowering so the require more n
if there both showing sex id wait the next 3 days then switch imo you could swap as early as showing sex with little issues but theres no harm in playing it safe
hydro solution can go up to 14 days without changing so do not worry to much
the reason is the splants stretch alot during the first week of flowering so the require more n
if there both showing sex id wait the next 3 days then switch imo you could swap as early as showing sex with little issues but theres no harm in playing it safe
hydro solution can go up to 14 days without changing so do not worry to much