Bidens coronata (Tall Swamp Marigold)
Bidens coronata (Tall Swamp Marigold)
50 (100)cm, Tall Swamp Marigold is a herbaceous perennial with deeply divided dark green leaves and terminal lose clusters of bright yellow flowers in late summer and autumn. It is native of semi-moist woods and meadows and at the border of swamps throughout the central and eastern states of the USA. Easily grown in a rich, well drained soil in a sunny spot. VIII-X.More Details »