Yarrow: California evergreen native plant, with bright green fragrant foliage topped with white flowers in dense heads on compact ferny green leaves. Grows to around 12-18″ wide and tall. Long bloom period, good for cut flowers. Low to medium water. Best in full sun with some summer water, though it is drought tolerant. Flowers attract butterflies and other insects. Deer, gopher, and fire resistant. Tolerates heat and clay soils.