I'd imagine they'd work great for florals and caligraphic stuff as well -- although I personally don't do those. I wouldn't recommend these for landscapes unless you're deliberately going for a washed out look.
The colors also mix very well.
To Derek Pascarella, Marshal Wong, Duralumin, Lewis Cox, Piggy, Nico, Danthrax4, Lacquerware, EsperKnight, SnowyAria, VincentNL, cyo, and Ha...