Position: Full sun
Flowering period: Summer to early autumn
Soil: Moist, well drained
Eventual Height: 2m
Eventual Spread: 50cm
Hardiness: 3, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a
Family: Asteraceae
Rudbeckia laciniata var. ampla, commonly known as the Rocky Mountain Cutleaf Coneflower, is a deciduous herbaceous perennial with an upright habit. Rudbeckia laciniata var. ampla is native to North America, to the west of the Great Plains. In its native habitat it grows along streams and in open wet meadows. Its yellow flowers are attractive to pollinating insects. Its vigorous roots enable this plant to spread vegetatively. Rudbeckia laciniata var. ampla may be used as part of a prairie type planting scheme. This plant may be lifted and dived during its dormant season.
Rudbeckia laciniata var. ampla (28/07/12, Kew Gardens, London)
Rudbeckia laciniata var. ampla Flower (28/07/12, Kew Gardens, London)
