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Helianthus Species, Small-Headed Sunflower, Small Wood Sunflower, Woodland Sunflower

Helianthusmicrocephalus

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Family

Asteraceae (ass-ter-AY-see-ee)

Info

Genus

Helianthus (hee-lee-AN-thus)

Info

Species

microcephalus (my-kro-SEF-uh-lus)

Info

Synonym

Helianthus tracheliifolius

Sun Exposure

Full Sun

Sun to Partial Shade

Light Shade

Foliage

Herbaceous

Height

4-6 ft. (1.2-1.8 m)

Spacing

4-6 ft. (1.2-1.8 m)

Hardiness

USDA Zone 3a: to -39.9 °C (-40 °F)

USDA Zone 3b: to -37.2 °C (-35 °F)

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)

Danger

Unknown - Tell us

Bloom Color

Bright Yellow

Bloom Time

Late Summer/Early Fall

Other Details

Gardener's Notes:

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positive

neutral

negative

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Helianthus Species, Small-Headed Sunflower, Small Wood Sunflower, Woodland Sunflower

Helianthusmicrocephalus

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