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Helianthus hirsutus

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Names

Common Names
Hairy Sunflower, Bristly Sunflower, Oblong Sunflower, Stiff Hair Sunflower, Whiskered Sunflower, Rough Sunflower

Growth

Height
2-6 feet

Appearance

Bloom Color
Yellow

Environment

Sunlight Requirements
Ideally partial sun to partial shade.
Soil Type
Well-drained soils of clay loam, loamy, rocky, or sandy types with acidic to neutral pH
Soil Drainage
Medium to moderately dry moisture level
Soil pH
Acidic pH

Lifecycle

Lifecycle
Perennial
Leaf Lifecycle
Deciduous
Seasons of Interest
Summer and Fall
Bloom Time
Summer to Fall

Wildlife

Attracts Wildlife
Bees, butterflies, and birds attracted; hummingbirds not mentioned; other pollinators not clearly specified.

References

Taxonomy

Taxonomic Rank
Species
Author
Raf.
Publication
Ann. Nat. : 14 (1820)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Angiosperms
Order
Asterales
Family
Asteraceae
Subfamily
Asteroideae
Tribe
Heliantheae
Subtribe
Helianthinae
Genus
Helianthus

Synonyms

Helianthus decapetalus Helianthus hirsutus var. stenophyllus Helianthus hirsutus var. trachyphyllus Helianthus hirsutus var. hirsutus Helianthus stenophyllus Helianthus trachelifolius

References

Taxonomic data from World Flora Online, accessed June 20, 2024

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