Quote Originally Posted by the image reaper
Reverse-Osmosis water is NOT good for plants, (it has all the minerals removed) ... your plants need the calcium, magnesium, iron, etc., or you WILL have problems ... either find different water sources, or add 10ml of Cal-Mag+ to each gallon of RO water ... let tapwater stand overnite, and see how it tests, it may be OK to use ... :smokin:

cool thanks for the advice but our ppm of our tap is 800-900. sucks. picked up a gallon of cal-mag+ so hopefully this fixes my problem