American Giant (F1) Sunflower Seeds | Giant Yellow Sunflowers | Tall Annual Flower | Pollinator Friendly Garden 20+ seeds

Grow breathtaking garden giants with American Giant (F1) Sunflower Seeds. This premium hybrid variety produces enormous golden-yellow blooms atop towering plants that can reach impressive heights, creating a spectacular display in any landscape.

Perfect for garden borders, backyard privacy screens, flower farms, and children's gardens, these vigorous sunflowers attract bees, butterflies, and birds while producing massive blooms that make stunning cut flowers. Their sturdy stems and uniform growth make them a favorite for home gardeners and market growers alike.

Whether you're creating a cheerful summer garden or growing towering flowers for competition, American Giant (F1) Sunflowers deliver unforgettable beauty and outstanding performance.

Plant Details

          20+ seeds

• Plant Type: Annual Flower
• Variety: American Giant (F1)
• Botanical Name: Helianthus annuus
• Flower Color: Bright Golden Yellow with Dark Brown Center
• Bloom Size: 10–14 inches
• Plant Height: 10–16 feet
• Spread: 18–24 inches
• Sun Requirements: Full Sun
• Bloom Season: Mid to Late Summer
• Days to Bloom: 75–90 days
• Attracts: Bees, Butterflies & Songbirds
• Great For: Borders, Privacy Screens, Cut Flowers, Wildlife Gardens & Flower Farms
• Hybrid: F1 Hybrid
• Annual: Yes

Growing Info

• Direct sow outdoors after the last spring frost.
• Plant seeds 1 inch deep.
• Space seeds 12–18 inches apart.
• Space rows 24–36 inches apart.
• Grow in rich, well-draining soil with full sun.
• Water regularly during germination and while establishing plants.
• Tall plants may benefit from staking in windy locations.
• Leave mature flower heads on plants to feed birds or harvest seeds once fully dry.

Why You'll Love It

• Produces towering plants up to 16 feet tall
• Huge golden blooms create a dramatic garden display
• Excellent for cut flower arrangements
• Attracts bees, butterflies, and beneficial pollinators
• Provides seeds that birds love in late summer
• Great for living privacy screens and garden backdrops
• Fast-growing and easy for beginners
• Strong, uniform F1 hybrid performance
• Perfect for flower farms, homesteads, and children's gardens
• Creates a stunning focal point all summer long