will zoanthids spread???/

laredo300c

New member
i have a 55g with 260w of pc and i'm about ready to order 9 small zoanthids on a rock from www.yourreef.com..i found this page on here and they have a special 9 for $99 ,,,they say from 10 to 20 polyps per small rock..9 rock totals...i don't get to choose the colors but from the pics they all look awesome...will they spread quickly or at all....thanks and advice would be appreciated
 
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