Yarrow: evergreen, perennial herb. Tolerates drought, heat, coast, deer, fire & poor soil. Somewhat gopher resistant. Pink flower heads mature to terracotta in summer-fall. Good for pots, borders, cut/dried flower & rock gardens. To use as a lawn, mow before it flowers. Attracts butterflies. Upright, clumping: 2-3' x 2-3'. Full sun, low to medium water.