Wait until fall frost kills tall phlox before pruning to the ground; fall pruning is keeps powdery mildew at bay. Regular deadheading and light trimming encourage bushier growth, extend blooming, and ...

Add Yahoo as a preferred source to see more of our stories on Google. Phlox flowers . Phlox are easy-to-grow plants that come in a huge variety of colors to provide a bounty of fragrant flowers ...