Creeping phlox (Phlox stolonifera) can survive winter lows in U.S. Department of Agriculture plant hardiness zones 5 to 9. Moss phlox (Phlox subulata) and sand phlox (Phlox bifida), also creeping phlox species, can survive even colder winters. … Late spring frost and winter weather can do some damage, though.

What do you do with phlox in the winter?

Phlox in winter Protect with a fair layer of dead leaf mulch. You can pull out annual phlox because they don’t grow back from one year to the next.

Will phlox come back every year?

Phlox are easy-to-grow perennials that come back reliably every season. … Creeping Phlox blooms in mid-spring. It looks great planted with spring-blooming bulbs, like Daffodils and Tulips, or as an edging plant, or planted on slopes or stone walls where it can spill over the edge.