The ph perfect line still needs to be flushed every few weeks its a ph imbalance caused by one or a few nutes building up plants do not use all the nutes at the same time so you have 1 build up thats cause the ph to go crazy so you get lockout .
I had plants go amber way early and i had plants not amber at all i have a cheese that should have come down last week but 0 amber brite side there all cloudy . led seems to effect strains alot diffrent when it comes to ripening.
I have never run base nutes at 4 ml to lt highest i get is maybe 3 and thats pushing it the additives i have had 0 probs running at 2 ml cept for bud candy i only run that at 1
Also you might have to feed the more then that but i go fert/water 1 time then plain/water the next time keeps the ph...
I run full AN line but i would go with the 3 part one grow micro bloom i have had way better results over both sensi a/b and the the one above it i also run b52 ,voodoo ,bud candy, big bud overdrive , sensizyme and flawless finish but going to drop finsh 0 need for it i just do a big flush at...
Just keep cutting them off it. Will be fine if its your only plant no point in not finshing it heat stress tens to not do it it might just be the strain alot forget that most thai sativas will always hermi its in there genetics todo so 30 mins of extra light will not hurt littel extra heat will...
It could just be the hormone build up the new growth always comes in very light looking in the frist few weeks of 12\12 the light can not destroy as much so it builds up in the tops of the plants.
P.s. i see nothing wrong with them from those pics i grow under led so easy to spot stuff for me...
Given enough time most female plants will produce seed at least a few my last grow I let my plants go way long just for some crazy couch lock and all 10 plants produced 5 to 6 seeds each
It's the credit cards company some banks and other will auto decline anything. Out of the country of origin you have to call to get them to lift the ban I have one of the worst imho I have to call every time I want to buy something from anywhere but the US