Family: Asteraceae (ass-ter-AY-see-ay) (Info) Genus: Helianthus (hee-lee-AN-thus) (Info) Species: giganteus (jy-GAN-tee-us) (Info)
Synonym:Helianthus alienus Synonym:Helianthus borealis Synonym:Helianthus subtuberosus Synonym:Helianthus validus
One vendor has this plant for sale.
2 members have or want this plant for trade.
Category: Edible Fruits and Nuts Perennials
Height: 36-48 in. (90-120 cm)
Spacing: 12-15 in. (30-38 cm)
Hardiness: Unknown - Tell us
Sun Exposure: Unknown - Tell us
Danger: Unknown - Tell us
Bloom Color: Gold (Yellow-Orange) Bright Yellow
Bloom Time: Mid Summer
Foliage: Unknown - Tell us
Other details: Unknown - Tell us
Soil pH requirements: Unknown - Tell us
Propagation Methods: Unknown - Tell us
Seed Collecting: Allow seedheads to dry on plants; remove and collect seeds Remove fleshy coating on seeds before storing Properly cleaned, seed can be successfully stored
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