hey guys grew a couple nice outdoor plants last summer and figure heck im givin dwc a try first off tight budget for food i have a 1000w hps space is about 7ft x5ft not much for exhaust right now i have a fan inside blowing cool air over the babies just under the canopy and a second outside tent blowing cool air in from bottomas it is in my baby barn.my first 2 weeks light was way to high 5 ft so i kinda stretched them but light problem fixed now almost a week.these are bag seeds.first question three plants are really light in color yellowish it has been like this whole plant life 3 weeks.next question when i test my ph with the drops what color should it be to be good for them.i already dealt with the slime and my res stays between 60 and 68 now and i do the h202 as recommended.as for nutrients i had some miracle grow from the summer and i dd it to my buckets oh sorry i have 3 5 gallon buckets for me and a 55l tote with some tomatoes and two mystery seedlings. the ones in the tote look great nice green.please guys any advice would be greatly appreciated is there anything cheap i can feed them or what is a good cheap food i can get thanksoh and it is just the plant and leaves are light yellow in color the leaves arent curling and dying or anything it is still growing just light ty