PlantsHelianthus→Prairie Sunflower (Helianthus pauciflorus)

Common names:
Give a thumbs up Prairie Sunflower
Give a thumbs up Stiff Sunflower

Botanical names:
Helianthus pauciflorus Accepted
Helianthus laetiflorus Synonym
Helianthus rigidus Synonym

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Dry Mesic
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 10a
Plant Height: 4-8 feet
Leaves: Other: Leaves are eaten by caterpillars of the painted lady, silvery checkerspot, and gorgon checkerspot butterflies.
Fruit: Edible to birds
Fruiting Time: Fall
Flowers: Showy
Flower Color: Yellow
Bloom Size: 2"-3"
Flower Time: Late summer or early fall
Underground structures: Rhizome
Suitable Locations: Xeriscapic
Uses: Will Naturalize
Wildlife Attractant: Bees
Resistances: Drought tolerant
Propagation: Seeds: Stratify seeds: Needs 2 months cold moist treatment.
Propagation: Other methods: Division
Stolons and runners
Pollinators: Moths and Butterflies
Miscellaneous: Tolerates poor soil


Photo gallery:

Discussion Threads about this plant
Thread Title Last Reply Replies
Helianthus sp by bonitin Nov 20, 2011 5:20 PM 9

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