Perennial Plant Care Guide - Coneflower, Caralbells, Coreopsis, Daylily
Coneflower To control weeds and retain moisture, apply a thin layer of compost each spring, followed by a 2 inch layer of mulch. These plants need watering during the summer if rainfall is less than 1 inch per week. To extend the flower period, deadhead spent flowers. However, in late-season, leave