Auto flowers from CKS

started 5 plants 3 diff strains all auto flowers one alien one wed cake one xodus cheese x blue head band
started aug 23 planted and then been veging ever since (already harvested 2 other plants that started at same time.
all look good just small issue with over watering the cheese (i think it likes it dry compared to other strains )
check ph and said 7 so i added lemon juice in water to lower it
any suggestions ? tia cheers

Pictures help. Happy growing!