Nothing good happens overnight. Give it a couple of days and watch the new growth.
Do not keep the soil saturated. Cannabis prefers a wet-dry cycle, but not to the extremes. (not bone dry, and not over-saturated)

Pictures would help.
Rusty Trichome Reviewed by Rusty Trichome on . helppp, browning leaves my one biggest plant is merkin, on its 3rd node and on the first node, the tips of the leaves are starting to go brown and point up =/ i would post pics but i havent posted 50 times yet What is your experience level? (first timer, novice, experienced...) first timer What type of hydro set-up are you running? not Your Equipment: A) Type and wattage of lights. (MH, HPS, CFL's, tube fluorescents, LED's)=http://www.htgsupply.com/viewproduct.asp?productID=51907 for 3 plants B) Distance Rating: 5