Narrowleaf Sunflower Seeds - Flower Plant

Narrowleaf Sunflower is a hardy native perennial prized for its abundant bright golden-yellow flowers and slender green foliage. It is an excellent choice for pollinator gardens, wildflower meadows, rain gardens, borders, and naturalized landscapes. The plant thrives in full sun with moist to well-drained soil and produces masses of blooms from late summer through fall. Its long flowering season attracts butterflies, bees, and other beneficial pollinators while adding vibrant color to the landscape.

Features

• Hardy native perennial wildflower
• Produces masses of bright golden-yellow flowers
• Attracts butterflies, bees, and other pollinators
• Ideal for meadows, rain gardens, and borders
• Long-lasting late-season blooms
• Adaptable to moist and well-drained soils
• Low-maintenance once established

Specifications

• Scientific Name: Helianthus angustifolius
• Common Name (US): Narrowleaf Sunflower
• Seed Type / Variety: Native Perennial Wildflower Variety
• Growth Habit: Upright perennial
• USDA Zones: 5–9
• Planting Season: Spring or Fall
• Growing Season: Spring through Fall
• Sowing Season: February–April or September–November
• Germination Time and Conditions: 14–30 days at 65–75°F (18–24°C); cold stratification for 30–60 days is recommended for improved germination
• Sunlight Requirements: Full sun
• Soil Requirements: Moist, well-drained loamy, sandy, or clay soil
• Watering Needs: Moderate to high; prefers consistently moist soil but tolerates brief dry periods once established
• Mature Plant Size: 5–8 feet tall, 2–4 feet spread
• Plant Spacing: 24–36 inches apart