Anemones are not required for clownfish to survive and clownfish are not required for anemones to survive. Clownfish do fine and even spawn in aquaria without anemones. read more
Clownfish do not need to have anemones to host them in order to survive. They will be perfectly fine without one. I would wait at least a year before adding an anemone. This will ensure that the tank is mature and able to support an anemone. read more