I have some ugly green hair algae (I've never seen this shade of green before; it's like a florescent olive green) that I got when I let my tank stay empty for a couple of weeks. Thankfully the new growth is coming in algae-free.
-- Stephen
> I have plenty of Mg in my tap water, so have never noticed
> enough deficiency
> to add it directly.
>
> Some gets in indirectly because I mix 80% table salt (the
> silica-free kind)
> with 20% Epsom salt for hatching my bbs which I rinse and
> feed to most of my
> fish. Maybe that's another reason I never see any Mg shortage. Lots of
> macronutrients come into a planted tank from the fish food.
>
> Wright
>
> --
> Wright Huntley, Fremont CA, USA, 510 494-8679 huntley1 at home.com
>
> "Congress has not unlimited powers to provide
> for the general welfare but only those specifically enumerated."
> --Thomas Jefferson
>
> Did you try the quiz at:
>
http://www.self-gov.org/index.html ?