Thanx.hav googled again but get the result that tetra jumbo sticks make the water dull.so I'm going for hikari finally.here in kolkata I've never seen NLS product in
LFS.though hikari is available.Hikari comes in 3 sizes mini pellet, medium and large. My oscars are 4.5" in size, which one is better for them? I'm thinking of medium sized pellet.What is the difference between hikari cichlid gold & hikari cichlid bio gold?any suggessions