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Bring vibrant late-season color to your garden with Swamp Sunflower (Helianthus angustifolius). This tall native wildflower produces abundant bright yellow daisy-like blooms that appear in late summer and fall, creating a stunning display when many other flowers are fading. Its slender foliage and cheerful blossoms make it a beautiful addition to natural landscapes, wildflower meadows, and pollinator gardens.
Swamp sunflower is highly valued for supporting bees, butterflies, and other beneficial insects. Despite its name, this adaptable plant can grow in a variety of soils and garden settings, thriving particularly well in moist areas. Growing from seed allows gardeners to establish a hardy perennial wildflower that returns year after year with impressive seasonal color.
You will receive seeds similar in quality to those shown in the listing photos.
You will receive:
✔️ 100 Swamp Sunflower seeds
✔️ Fresh, viable seeds for planting
✔️ Ideal for wildflower meadows and natural gardens
✔️ Excellent pollinator-friendly plant
✔️ Carefully packaged for safe delivery
🌼 Growing Information
Common Name: Swamp Sunflower
Botanical Name: Helianthus angustifolius
Plant Type: Perennial wildflower
Growth Stage: Seeds
Sun Requirements: Full sun
Soil: Moist to average well-draining soil
Watering: Moderate; tolerates wet conditions
Mature Height: 4–7 feet
Growth Rate: Fast growing
USDA Zones: 6–9
Container Friendly: Not recommended due to height
💡 Care Tip: Sow seeds outdoors in spring or fall and lightly cover with soil. Swamp sunflowers thrive in sunny areas and can create a dramatic display when planted in groups in naturalized or pollinator gardens.
Swamp Sunflower – Helianthus angustifolius Seeds | 100 Seeds | Tall Native Wildflower | Bright Yellow Fall Blooms
$9.99