Helenium autumnale
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Fall Sneezeweed
Asteraceae (Compositae)
Plant Specifics
| Form: | Flower | |
| Size: | 3-5 ft tall by 3 ft wide | |
| Life Span: | Long-lived perennial | |
| Flower Color: | Yellow | |
| Fruit Color: | White | |
| Phenology: | Winter dormant | |
| Noted for: | Showy flowers |
Landscaping
| Recommended Uses: | Wildflower garden. | ||||||||||||||||||||||||||||||||||||||||||
| Propagation: | Division of clumps. Seed. Easily grown by either method. Untended plants often grow quite tall and fall over. Cut them back when they first begin to take on height to promote bushier growth. | ||||||||||||||||||||||||||||||||||||||||||
| Availability: | Native nurseries, Seed | ||||||||||||||||||||||||||||||||||||||||||
| Light: | Full Sun | ||||||||||||||||||||||||||||||||||||||||||
| Moisture Tolerance: |
always floodedextremely dry |
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| (Usually moist, occasional inundation ----- to ----- Short very dry periods) | |||||||||||||||||||||||||||||||||||||||||||
| Moisture Tolerance: | Usually moist, occasional inundation ----- to ----- Short very dry periods | ||||||||||||||||||||||||||||||||||||||||||
| Salt Water Flooding Tolerance: | Not salt tolerant of inundation by salty or brackish water. | ||||||||||||||||||||||||||||||||||||||||||
| Salt Spray/ Salty Soil Tolerance: | Low/no tolerance of salty wind or direct salt spray | ||||||||||||||||||||||||||||||||||||||||||
| Soil or other substrate: | Loam, Organic material (muck), Sand | ||||||||||||||||||||||||||||||||||||||||||
| Soil pH: | Acidic to neutral | ||||||||||||||||||||||||||||||||||||||||||
Ecology
| Wildlife: |
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| Insects: | Attracts bees and butterflies. | |
| Native Habitats: | Bluffs, swamps, floodplains, wet flatwoods, bogs, savannas. |
Distribution and Planting Zones
Natural Range in Florida
USDA Zones
Suitable to grow in:
8A 8B 9A
USDA zones are based on minimum winter temperatures