1 of my plants are about 1/2inch to 1inch but my others sre close to 3 inches,it's only been about 1 1/2 weeks and they all are starting on there 3rd set of leaves. i have pics in, My 1st Grow.they all seem to be doing good. i jus didnt know bout that 1, its not as tall but it's at the same pace. can any1 help and give me a lil advice