diagnose

hi there all can anyone tell me what could be doing this to my leaves my plants are 1 and half weeks old thats when i planted the cuttings im growing in pebbles under a 600w light flood and drain system cheers. anyone help please View attachment 2402212

ooops didnt mean to put my dog on here hahaha

guides to diagnosing
http://www.cannaversity.com/cannaversity/article.php?id=057
http://www.kindgreenbuds.com/marijuana-grow-guide/plant-abuse.html
http://www.growweedeasy.com/marijuana-symptoms
http://www.weedguru.com/forum/viewtopic.php?f=88&t=27907

i had something very similar early in my current grow with tap water. determined it to be sulfur deficiency. epson salt fixed it quickly. i think the typical sign is yellowing with brown spots.

https://encrypted.google.com/search?q=sulfur+deficiency+cannabis&hl=en&tbo=d&source=lnms&tbm=isch&sa=X&ei=LsObUImLK-O20QXkooH4Bg&ved=0CAcQ_AUoAA&biw=1000&bih=900&sei=XcObUL65J6nT0QXujYDQDg

maybe throw a little micro in there to cover all your trace minerals too...

i sprayed the bitches with some cal mag lets see what happens