Autopots - switch on, or wait?

Hey! You need your root system to be developed enough that it makes it to solution. Once your root system is pretty good you’ll start to notice pretty rapid growt. You've mentioned she doubled in size so I’m thinking that's starting to happen. It normally takes 15-20 days. The leaves to the edge rule of thumb is good to follow. I'd say your almost there, maybe another 2-4 days and go ahead and turn them on. Good luck and happy growing!