cal mag i have used but dont think it's necessary with hard water (100+ppm)
I did a lot of work outside today, check out my sig!
thanks for stopping by, i love ICmag.. only good ppl here. peace!
yah just tap water, i've had it tested, nothing too harmful, lots of Calcium.
I like to watch my plants, if they are happy then i know nothing needs changing...
try using tap water, if they respond well then voila!