Most species have finely dividedleaves (often aromatic) andclusters of daisylike flowerheads. Some have gray tonearly white foliage.Tanacetum vulgare
Native to Europe. Coarse,rather weedy garden plant to3 ft. high and 2 ft. wide, withfinely divided, bright green, aromatic(some say smelly) leaves.Small, buttonlike yellow flowersappear in late summer. Thinclumps yearly to keep inbounds. This plant is no longerused medicinally, though it isstill grown in herb gardens. T. v.crispum, fern-leaf tansy, growsto 2 1/2 ft. high; it has finely cutfoliage and is more decorativethan the species. ‘Isla Gold’has golden yellow foliage.
This plant has very fragrant magenta-and-goldflowers on plants to 16 in. high.
Grows to 8 in. high and 1 1/2 ft. wide, with gray leaves and dense, short clusters of fragrant yellow ...
Native to western and central North America. This striking perennialgrows 2–4 ft. tall and not quite a...