All MJ plants have a stretching period (or two) that normally starts one week or so after you flip to 12/12 and goes on for 2-3 weeks normally.
During this period the plants can grow 2-7cm/day (~1-3 inches).
That will stop after 3 weeks tops normally. There might be another brief stretch for 5-7...
I am a passionate coco grower myself and have grown big assed plants in 7l pots with no rootbound problems but 3.5 is cutting it a bit low even for coco, the root ball alone is about that volume on a helathy seedgrown plant in bloom.
Anyway, imo the plants looks very healty and why the leaves...
No problems.
I always do that. Seedlings under 24/0 for a week or two then they go to 18/6 or 20/4. Never seen a problem, stress or stunt. They keep on as usual.
Puffzter
Ok, so obviously noone uses this system or the ones that do haven't seen the thread.
How about general thoughts on it?
I am handwatering coco atm and explosive as the growth is the work is back breaking with the 12-16h watering schedule. And, since my back is already broken with me in a...
I have same problem. Plants out, plants get better. Plants in they get yellow, claw down, tips burn, stop growing (almost anyway) and eventually almost turn white.
Problem is I bought it in Sweden and don't know what the hell I am gonna do. Dealership haven't recognized the problems yet even...