Family: Asteraceae (ass-ter-AY-see-ay) (Info)
Genus: Helenium (hel-EE-nee-um) (Info)
Species: autumnale (aw-tum-NAH-lee) (Info)
Cultivar: Kugelsonne
Additional cultivar information: (aka Sun Sphere)
 One member has or wants this plant for trade.
Category:
Perennials
Height:
24-36 in. (60-90 cm)
Spacing:
18-24 in. (45-60 cm)
Hardiness:
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Sun Exposure:
Full Sun
Danger:
Parts of plant are poisonous if ingested
All parts of plant are poisonous if ingested
Bloom Color:
Bright Yellow
Bloom Time:
Mid Summer
Late Summer/Early Fall
Mid Fall
Foliage:
Herbaceous
Other details:
Average Water Needs; Water regularly; do not overwater
Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Propagation Methods:
By dividing the rootball
Seed Collecting:
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
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