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Helianthus Species, Cucumber-leaf Sunflower

Helianthusdebilis subsp. cucumerifolius

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Family

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

Info

Genus

Helianthus (hee-lee-AN-thus)

Info

Synonym

Helianthus cucumerifolius

Sun Exposure

Full Sun

Foliage

Evergreen

Provides Winter Interest

Height

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing

36-48 in. (90-120 cm)

Hardiness

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)

USDA Zone 10a: to -1.1 °C (30 °F)

USDA Zone 10b: to 1.7 °C (35 °F)

USDA Zone 11: above 4.5 °C (40 °F)

Danger

Unknown - Tell us

Bloom Color

Bright Yellow

Bloom Time

Blooms all year

Blooms repeatedly

Other Details

Gardener's Notes:

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positive

neutral

negative

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grrrlgeek

Grayslake, IL (Zone 5a) | September 2009 | positive

Even with the chipmunks digging up and trampling the seedlings, a couple of them made it. Multiple flowers per stem, very pretty cream t...Read More

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