Photo of a brown Coreopsis

Leaf tip: Pointed/acute. Flower type: Single. Leaf margin: Entire. Flower scent: Unscented. Winter hardness: Good (USDA-zone 5, 6). Flower color: Brown-dark brown purple-178A; Yellow-dark yellow-015A. Soil fertility: No poor soils. Flower diameter: 7,5 - 8 cm. Plant height: 20 -...