i have extremely powerful lights, but the important thing is, some of my mushrooms like to be in the shade. completely out of direct light. so, your direct light would have to be stronger than my shadowed areas, right?
and i meant to ask out loud. the nano comment was for anyone reading, not you specifically.
view this-
http://www.fishsupply.com/stjbj-0163.html
you can keep mushrooms and xenia, things that moderately demand light in this nano. yet it's only 48 watts. i am using the same theory on your tank.
as for frogspawn-
http://www.aquahobby.com/corals/e_euphyllia_divisia.php
i believe it needs more light than you can offer at this time.
and i meant to ask out loud. the nano comment was for anyone reading, not you specifically.
view this-
http://www.fishsupply.com/stjbj-0163.html
you can keep mushrooms and xenia, things that moderately demand light in this nano. yet it's only 48 watts. i am using the same theory on your tank.
as for frogspawn-
http://www.aquahobby.com/corals/e_euphyllia_divisia.php
i believe it needs more light than you can offer at this time.