Euthamia occidentalis is a flowering plant  known by the common names western flat topped goldenrod  western goldentop and western goldenrod. It is a common plant of the Western U.S  California and Baja California. It is most likely to be found near water  such as wetlands  ditches  and marshes.Western goldenrod is a scrubby  spreading perennial plant  deciduous that grows to 4' tall.   It has plentiful yellowish clusters of flowers in the summer to Fall   and is a colorful addition to any garden. Ideal for stream side plantings  and provides great bank stabilization. The pretty yellow flowers attract many pollinators.Plant in full sun to part shade  and give moderate to high water. Adaptable  it thrives in sand  loam or clay.