I have 4 lowryder 2 fems and they look and smell great, but no flowers or buds. They range in size from 20 inchs to 8 inches. Good liteing and watering. They are suppose to be auto flowering and budding. All I should have to do is take care of fert, ph and the reg. things which I do,but still nothing.....please help this bewildered first timer.Thanks very much!