We've ordered pH Down to attempt to resolve the pH being too high, but does anyone know if what we are seeing is actually symptomatic of the pH being too high? Latest update is that the tips at the top are now yellowing and becoming very dry.
Two female plants in the sixth week of their vegetative states. Both have the tips of the uppermost leaves curling down. One is experiencing yellowing/drying out of two leaf tips closer to the base. First time growing and unsure of what to do. I suspect there might be a problem with the pH or...