Helianthus giganteus (giant sunflower or tall sunflower), is a species of Helianthus native to the eastern United States and eastern and central Canada, from Newfoundland west to Alberta south to Minnesota, Mississippi, and South Carolina.Helianthus giganteus is a perennial herbaceous plant growing up to 4 m (over 13 feet) tall. The leaves are slender, lanceolate. The flower heads are bright yellow, up to 7 cm (2.8 inches) in diameter. They are most commonly found in valleys with wet meadows or swamps. ...
Escriba un síntoma o una enfermedad y lea acerca de las hierbas que podrían ayudar, escriba una hierba y vea las enfermedades y los síntomas contra los que se usa.
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