Black Giant Sunflower Seeds - Flower Plant

Black Giant Sunflower is a towering annual flowering plant prized for its massive golden-yellow blooms with dark centers and large seed heads. The plant produces strong upright stems that can reach impressive heights, making it ideal for ornamental displays and wildlife gardens. It thrives in full sun with fertile, well-drained soil and attracts bees, butterflies, and birds. Suitable for borders, cutting gardens, and backyard bird feed production.

Features

• Large golden-yellow sunflower blooms
• Tall impressive ornamental garden plant
• Produces large edible seed heads
• Attracts birds and pollinators
• Ideal for borders and cut flowers
• Fast-growing summer annual variety
• Excellent wildlife garden plant

Specifications

• Scientific Name: Helianthus annuus
• Common Name (US): Giant Sunflower
• Seed Type / Variety: Tall Flowering Variety
• Growth Habit: Upright annual flowering plant
• USDA Zones: 2-11 (grown as annual)
• Planting Season: Spring to Early Summer
• Growing Season: Summer through Fall
• Sowing Season: March-July
• Germination Time and Conditions: 7-14 days in warm soil
• Sunlight Requirements: Full sun
• Soil Requirements: Fertile, well-drained loamy soil
• Watering Needs: Moderate watering
• Mature Plant Size: 6-12 feet tall
• Plant Spacing: 18-36 inches apart