For black iced tea, really, any leaf iced tea seems to do. Java generic is promoted for iced tea and works well... I'm using a Ceylon that might better be saved for autumn hot tea, but now is summer. Floor dustings, however, do not work for iced tea. Green tea apparently needs some flavoring. Right now I'm drinling a generic green with peppermint; when that runs out I have a green with lemon. Again, some leaf is needed; Dustings don't work well. Toci