Posted: 14/03/2014 at 18:41
Ashleigh, it may have been the water that you add to the test; I have long maintained that all a soil test does is test the ph of your water. Apparently if you read the really tiny print on SOME soil tests they tell you to use distilled water.
NPK?? I had always thought they were New York lingerie designers
Hey, I'm an artist I'm not expected to know about this stuff; never did science at school