Need pix for better opinion, but you might want to consider giving them a very weak strength fert. Is it the lower leaves that you're losing? Sometimes thats normal for a baby plant.

Dboy
dboy Reviewed by dboy on . yellow leaves My 2 and a half week old plant has a few leaves that are a very light green, with a little yellowish color to them. When it was about a week old i had it in a bad spot and the room it was in got to around 100*. the bottom leaves which i think are called the fan leaves got a yellow instantly and about 2 days ago have completely died and fallen off while the rest of the plant keeps growing. The room its in now is a constant 78* with the lights on and falls about 10* when they are off, it is Rating: 5