Mammoth Sunflower Seeds - 250+ Giant Sunflower Seeds for Planting, Helianthus annuus

Product Overview

Our Mammoth Sunflower Seeds offer over 250 seeds to grow impressive giant sunflowers that can reach heights of 12 feet or more. These sunflowers feature bright yellow petals with a dark center, adding a striking visual element to gardens and landscapes. They also attract pollinators such as bees and butterflies, supporting a healthy outdoor ecosystem.

Key Features

• Grows giant sunflowers up to 12 feet tall
• Bright yellow petals with contrasting dark centers
• Attracts pollinators including bees and butterflies
• Easy to grow, suitable for all gardening skill levels
• Ideal for sunny locations with full sun exposure
• Seeds can be sown directly outdoors or started indoors
• Perfect for floral arrangements and outdoor events

Growing Information

Mammoth Sunflowers thrive in full sun, requiring at least 6 hours of direct sunlight daily. They prefer well-draining, fertile soil with a pH between 6.0 and 7.5. Moderate watering is recommended to keep the soil moist but not waterlogged. These sunflowers have a tall, upright growth habit with large flower heads and are hardy in zones 2 through 11.