A anemone Question

[langdon reefer]

How Often Can A bubble tip Split Green and or the RED/Roes i have both in my tank my green is only about 2 inches across and split about 2 months ago and now i have 2 3 inch GBTA My red or rose could eat my hand if it wanted to and looks like it will split but never does ? Do bubble tips split often?
lol
if anyone could let me know that would be great as i dont want a 220gal full of bubble tips....lol