Adding KNO3 by itself is fine, however it can cause a slow pH climb as the
NO3 is used by the plants faster and in greater qualities than the K.
"LeighMo" wrote in message
To Tom Barr or any other PMDD specialists: I'm going to be dosing my
aquarium with potassium nitrate, potassium sulfate, and potassium
Right now I can only get potassium nitrate (I can't get the others
but will within the next few weeks). Can I just add potassium nitrate
to the aquarium without the others?
Yes. A lot of people do. Just keep an eye on your nitrate levels. You
want to increase them too much, too fast.