Question WHEN IS THE BEST TIME TO PLANT CREEPING PHLOX? Answer Creeping phlox is a tough plant! You can plant it either spring or fall. If you plant it now, you will be able to enjoy it early spring when it flowers. Tags: CareDesignFAQProjects Related Questions Q WHY ARE THE BUDS ON MY JASMINE TURNING BROWN BEFORE THEY BLOOM? Do hydrangeas grow in Florida? My endless summer hydrangeas does not have any buds on it. What is wrong with it? My endless summer hydrangeas look like they are dying. The pots didn’t have drainage holes so soil was always wet. Put holes in now for drainage. Will they come back?