Heliopsis helianthoides ‘Venus’
H. helianthoides – This clump forming perennial found from Ontario to Florida and Missouri grows 3-6′ feet tall and 2-3′ feet wide. It produces ovate to lance shaped, toothed, almost hairless, 3 veined, mid green leaves, to 6″ long. From mid summer to early autumn from branched stems it bears numerous, long stalked, single to double flowers, 1 ½-3″ across, with golden yellow petals and centers.
Easily grown in moderately fertile, humus rich, moist but well drained soil in full sun. Divide every 2-3 years to maintain vigor. Taller species and cultivars may need support. Deadhead regularly.