Please submit a search term.

Helianthus spp.

Common Name(s):
Sunflower
Categories:
Perennials, Wildflowers
Comment:

There are 150 species of sunflower, including H. annuus, the giant sunflower from which we get seed and oil; and H. tuberosum, the roots of which form Jerusalem Artichokes. All species are tall and many can be invasive, but their bright yellow summer and fall flowers make up for any inconvenience.

Season:
late summer and fall
Height:
60-84 in.
Flower Color:
yellow
Hardiness:
USDA Hardiness Zone 6-9
Propagation:
division, cuttings, seed
Exposure:
full sun to light shade
Soil:
moist, some species tolerate poor drainage
Regions:
Mountains, Piedmont, Coastal Plain
Origin:
Eastern USA, North Carolina, hybrid origin
Tags:
summer, yellow, wildflower, perennial, fall, sun, light shade

NCCES plant id: 722

Helianthus spp. Helianthus spp.