coral rubble

[boydie]

hey guys
got some coral rubble from lfs,for my other aficans.
just wondering if coral is any benifit to disus in anyway???

cheers boydie

[ILLUSN]

if you have super soft water a small ammount (1-2 tsp/100L rank volume) in your canister can help reduce ph swings.

Also the slow leach of Ca is good for the development of the skeletons of young discus.