Originally Posted by MIKE22cha
Magnifiecent anemones or Carpet Anemones.
Percula's naturally host Heteractis Magnifica and Stichodactyla Gigantea which happens to be the two MOST DIFFICULT anemones to sustain in captivity. I wouldn't even attempt to try one of these anemones unless you have been keeping anemones 5 years plus and know what you are doing.
Seriously, most Percs will host BTAs if given time. Go with a BTA if your new to keeping anemones. They are the most forgiving anemone too. Nonetheless, all anemones are difficult to care for long term but the BTA would be the easiest out of the pacific anemones.