help idont know if my meters adud first when i am seeing or reading about ec its 0.1 0.3 but mines not like that it goes from 0to 100 then up to 1000 and higher no 0. etc hope that makes sense then my ppms are all over if i am right u add more waer to lower more nutriants to make higher heres a few readings ppm 1457 ec 2901 that was 3litre of water flora nutes and i only put the recommended nutes for 1litre of water these were run off to that ec3768 ppm1884 these are like this all the go up and down not by alot my ph 6.5 i got no other problems with plant i just cant work it i know that a lot hope u can help thanks guys