| Common Name: |
Swamp Sunflower |
| Scientific Name: |
Helianthus angustifolius |
| Other Name(s): |
Aka Narrowleaf Sunflower; sometimes Mountain Daisy |
| Category: |
Upright clumping wildflower |
| Habit: |
Perennial |
| Bloom Color: |
Golden yellow with black center and yellow stamens |
| Bloom Size: |
2-3 in. |
| Bloom Shape: |
Disc florets surrounded by 10-20 golden yellow ray florets. |
| Bloom Season: |
Late summer to fall |
| Foliage Description: |
Leaves are bright green thick and glossy |
| Height of Plant: |
5-7ft. |
| Spread of Plant: |
4-6 ft. |
| Hardiness: |
USDA Zones 5-9 |
| Light Requirements: |
Full sun |
| Water Usage: |
Moist |
| Soil Type: |
Well drained loamy or clay soils |
| Native Range: |
South-central and Eastern United States, found in all the coastal states from Texas to Long Island, and inland as far as Missouri |
| Propagation: |
Self-seeds |
| Maintenance: |
Low |
| Other Information: |
Latest flowering of the sunflowers |
| Location: |
SWIZ Garden |