hey all... i bought some sensi seeds 25 in pack.. germinated them and they sprout 1-2days after and were looking very good.. at day 3 i put them down in pots... and under 600w HPS it was all going well for the first week green and healthy.. now im at week two they are now had some catapillars in my plants they ate a lot of the leaves but it doesnt look very bad i think i got rid of them but now my seedlings look very bad the leaves are yellow brownish (i will post a picture tomorrow) whats going on?? plz help