i started them in solo cups and thats when it started..so i recently switched to the pot, i dont plan on getting them over 2 foot tall and plan an using a t8 for side growth..i just got a water ph tester today whats it need to b around??? ive always used my finger to judge when to water, when gets down bout 2nd knuckle i water not very much couldnt say exactly.how to save them?