"JFM" wrote in message
...
I am having no luck growing Java Fern, the leaves having all turned
brown/black in the space of 2 weeks. The plants are attached to bog wood
in
the middle of the tank.
Tank specs a
PH 7
JBL pro co2 injector
Nitrates @ 25ppm
Leaf Zone added once per week
40 Gallon tank.
Bright Lighting


Water may be too hard or too soft, though they're supposed to be tolerant of
both.