thanks, will do 0.75 ml per litre, ive got a few progress pics here:

http://www.freefilehosting.co.uk/fil.../craplight.jpg
http://www.freefilehosting.co.uk/fil...20lighting.jpg
http://www.freefilehosting.co.uk/files/1451/single.jpg


also ive took one of the plants out of its pot for a minute, as you can see the roots are very visible, are they long overdue a repot? i was planning on another week or two of vegging in the same pots then switching to what i think is a gallon container when they go into flower:

http://www.freefilehosting.co.uk/files/1450/roots.jpg