"Looking for a spring groundcover that can withstand the dryness of a rock garden? Enter Rocky Road Phlox! These hybrids are drought tolerant and grow easily on slopes. With bright, vibrant colors, these will certainly be the belles of the garden in springtime! Compared to Phlox subulata, these have a more compressed growth habit, have unique colors, and spread more slowly in the landscape, especially the first year in the ground. \'Rocky Road Violet Blue\' has violet blue flowers."