First Light Swamp Sunflower is a large free-flowering perennial with fuzzy leaves. The heavy blooms of intensely yellow flowers cover the foliage from late summer into mid fall. Best bloom in full sun in acidic and moist to wet well-drained soils.
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Type: |
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Origins: |
C North America and Mexico |
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Height: |
6' - 8' |
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Spread: |
4' - 6’ |
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Spacing: |
5’ |
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USDA Hardiness Zone: |
4 - 9 |
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Culture: |
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Bloom Color: |
Yellow |
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Season of Interest: |
MAINTENANCE NEEDS: Low maintenance. If grown in part shade plants grow taller and require support. Sunflowers are generally susceptible to rust, leaf fungal spots and powdery mildew. Watch for aphids
LANDSCAPE USES: Accents or Group Plantings, Borders, Woodland Gardens, Pond or Stream Sides, Rock Gardens, and Containers.
COMPANION PLANTS: Aster, Switch Grass, Swamp Rosemarrow
IMAGES: Photo by Helen Simonsson, Septembersolros, Helianthus "Lemon queen", (2) umbrellahead56, Helianthus 'Lemon Queen', (3) Alex van Essen, Helianthus 'Lemon Queen'
*As plants have ranges in appearance they may not appear as the images shown.
