This grower is sure of this plant identification.
variety is 'Cloth of Gold'
Fern-leaf yarrow, Yellow yarrow, Yarrow
Achillea filipendulina (Fern-leaf yarrow). This perennial is grown for the fern-like foliage it will produce, and also for the large yellow flower heads.
It will tolerate growing in average to poor soil, which makes it a good choice for problem areas in the garden. You should dead-head to promote repeat flowering. The flowers are very popular in dried floral arrangements. For best results you should divide every 3 to 5 years in early spring or the autumn.
Culinary, cutting bed, fragrance, dried arrangements or borders.