okay so im growing 2 strains of seeds nevilles haze and white widow maxs My problem is ....... some of the leafs are yellow with brown and are folding over like a crab and in the same pot some are some are face upwards the plants are just over 12 inches tall and appear strong whats more confusesing is the whole plant isnt like this its just the odd leaf aslo im not growing the same strains in the same pots the have been sperated i have since raised my 400 watt light up as i didnt know weather i was burning them and also readjusted my neutrients which are currently 1.2-1.4 how ever they was running at 2.0 my ph is at about 5.7 any ideas please help !!! also i havent flushed through im feeding every 4hrs thanks guys