Quote Originally Posted by Ganja_man95
does this not affect the plant? and what makes the pH go up and what makes it go down??
Acidity and alkalinity. Those are the two variables.

Ga.
GaGrown Reviewed by GaGrown on . HOW TO CHANGE pH OF WATER WITHOUT pH DOWN???? Hi, i need to no how i cud change the ph of my water mixed with my plant food down and up, without having to buy pH down or up stuff...? Rating: 5