When is it safe to plant flowers outside in NC PA ?

I am also in NC. Plant Now! I have been planting different things for a few weeks now. Im not sure about PA. If there is no danger of having anymore frosts then go ahead.

FlowersBirthday FlowersSympathy FlowersI am in NC And We are planting now! Very warm until past few days! It is ok now to plant! Sorry I don't know about PA! byeSoles