What to do about thin fingered leaves canoeing down

iam into my 6th week of flower and i have these really thin fingered leaves and they canoe down. my guess would be too much water or too much nutes. amy help on the problem and the solution would be a great help
4X4 tent
400 watt HPS
foxfarm nutes
smart pots
nute water water nute is my usual routine but i also water daily, not much 1 gal probably less for 4 plants in flower.they are about 4' tall.cant think of anything else u might need but heres a oic of the leaves. hope it came outfingerleaf.jpg
 
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