not really anything special. hibiscust are usually a bit late to emerge anyway.

Ralphw,
Go ahead and dig em up,split, and move. They should be ok.
My hardies are just starting to come out down here in Texas.
Water them in good and put fertilizer in the hole, they should be fine.
pa

Hey Ralph.
Did you make the move and split it?
if so did it work out for you?
my hardies are freom 6" to 3 ' now.
Let us know.
pa