Coralifes line of freshwater aqualights are an option.
http://esuweb.com/cardfile.asp?ItemN...lationship=254
http://esuweb.com/cardfile.asp?ItemN...lationship=255
I have read that macro does best under 6700K lighting. Just like fresh water plants.
Alot of people put 50/50 or 10000K bulbs over their fuge because it looks nice. But the info I have read states macro grows like wild fire under 6700K