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 One of my rose bushes looks like it is being eaten by bugs. What should I do? Need tips on planting my “Pink Sparkler” The leaves on my rose are getting spotty. What does it need? I have four Endless summer hydrangeas that are about 5 years old. Planted in various areas of sun to partial sun in our yard. I rarely get blooms. This year I got one bloom of all four plants. I cut them down in the fall as I thought this was the variety that bloomed on new wood. Is this the problem?