leave them girls to grow out a bit DO NOT FEED DO NOT ADJUST PH DO NOT FLUSH
FEED only WATER UNTILL LEAVES GO A LIGHTER GREEN THEN ADD A HALF DOSE OF NUTES AND WORK YOUR WAY UP PLEASE PLEASE PLEASE dont listen to people telling you about ph adjustment and feeding more nutes i guarantee if you...
also some strains are more susceptible to be easily burnt by to much nutrients in the soil this will dramatically affect growth and autos dont have the time to recover from this unfortunately i would wait a few more days and see if it catches up
ok so your using cfl bulbs plants generally grow slower under them anyway you could do with more lighting but at this stage shouldn't be an issue i think as different strains the rate of growth will be different anyway from what i can see they look fine what soil are you using
advising people to buy cheap equipment you obviously dont give a shit those cheap meters give off the wrong readings the range of which it could be out is to high plus its soil you would be wasting 10 dollars on something you dont need never advise people to buy crap and soil that has 3 months...
Right forget the ph up and down your growing in soil ph isn't an issue Fact
the microbes in the soil produce there own cations and anions to level out ph using ph up and down will do more harm then good are you using nutrients if not then simply water isn't enough it looks like you have really...
did you squeeze the excess water out of the cubes you might be drowning them how much light are they getting and what's the humidity soaking them with a rooting stimulant like canna rhiztonic works wonders have you checked if they have rooted yet