Honestly, from the looks of your pictures, I wouldn't pot those up for a while. I'd leave them undisturbed until they really fill the pot and need watered too often. Compare to the ones I started last year. The cells in this tray are 2-3/4" square x 3-1/2" D . Those seedlings were stuck in there at one or two true leaf stage, around February, and lived in those cells until they went into the ground around May.
Karen
