Single flowers in very open sprays from dark stems Aug-Sep, 1-2m. Easy. Invasive.

Genus: HELIANTHUS
Variety: DECAPETALUS
Cultivar:
Plant family:
Hardiness zone: H7(below -20C)
Height: 101-200cm.

______

Other data

Foilage colour green
Foliage season normal
Flower colour yellow
Flowering season late summer
Soil moisture normal
Shadiness full sun
Hardiness fully hardy

Plant ID 4363