Root tabs are a good idea for general feeding. If I was seeing iron defficiencies I'd go for a liquid supplement. Seachem makes a good one.
My 33 gallon/125 liter tank. My photography on flickr.
I have more Java Moss than I need. Nice and
thick. I have about a softball size worth when
out of ...
i need to move my frogbit. 3$ per handful i can
get about 6 handfuls in a flate rate box so any