so exactly how long should I let them grow in the 32oz cup tho? couple weeks?

btw, its day 3 of planting

plant1: no stretching at all very sturdy, approx 5-6cm tall
plant2: pedals arent opened all the way about thier. (1 day behind on planting)
plant3: pedals arent opened all the way about thier.

"is plant 1 just xtra healthy?" they all have same amount of light/water