My garden club is planting a town garden next week. I know July is a terrible time but most plants are from nurseries and small. My yarrow is a couple feet tall. We hate to cut it back before planting and have to wait until next year for blooms, but if we

Practice good garden sanitation when cutting back yarrow. Dispose of seed heads and all dead foliage in an appropriate receptacle such as a compost bin. This will help keep disease and insects at bay. Pruning a yarrow plant can happen before the blooms ar

Cut back the plant after the first frost. To stimulate new growth and enhance the appearance of yarrow, it is recommended that you cut the stems down to 1-2 inches above the surface after its first winter. Cut the stems at an angle to avoid water buildup