species 1,651 observations
Purpledisk Sunflower
Helianthus atrorubens
Field notes
Helianthus atrorubens is a North American species of sunflower known by the common name purpledisc sunflower. It is native to the southeastern United States. It is found in all the coastal states from Louisiana to Virginia, plus the inland states of Kentucky and Tennessee.
Helianthus atrorubens is a perennial herb sometimes as much as 200 cm (6 ft 7 in) tall. Most of the leaves are close to the base of the stem. One plant can produce 1-15 flower heads, each with 10-15 yellow ray florets surrounding 75 or more red or purple disc florets. The plant grows in mixed woods and along roadsides.
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Caterpillars
Moths and butterflies raised on it
Salt Marsh Moth, Virginian Tiger Moth, Silvery Checkerspot, Common Looper Moth
31
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Specialist bees
Bees whose young are raised on the pollen of it
Carpenter-mimic Leafcutter Bee, Oblique Longhorn Bee, Dark-veined Longhorn Bee, Pugnacious Leafcutter Bee
20
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Hosted animals
Gall makers, leaf miners and other animals living on or in it
Calycomyza platyptera
1
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Plant eaters
Animals that feed on it
Red-winged Blackbird, American Goldfinch, Eastern Fox Squirrel, Common Grackle
32
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Flower visitors
Pollinators and other flower visitors
Ligated Furrow Bee, Agile Longhorn Bee, Pearl Crescent, American Bumble Bee
134
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Sheltered animals
Animals that nest or roost in it
Eastern Red Bat
1
Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Herbaceous plants
- Light
- Full sun Part shade
- Moisture
- Dry Well drained Moist
- Drought tolerant
- Yes
- Deer resistant
- Yes
- Resists
- Dry soil
- Habit
- Erect
- Plant type
- Wildflower Herbaceous perennial
From NC State Extension and USDA PLANTS.