Mammoth Grey Stripe Sunflower (Helianthus annuus) Annual

Towering up to 12’ tall, these impressive plants produce flower heads measuring up to a foot across! The bright and stately Mammoth promises plenty of seeds for roasting and bird feed alike. Easy to grow.

• 25 seeds minimum
• Germination: 7-10 days
• Maturity: 85-100 days
• Direct sow ½” deep in full sun after last frost or start indoors 4 weeks before last frost. Sunflower roots don’t like to be disturbed, so transplant carefully.
• Favors well drained soil.
• Space 18-24" apart.
• USDA Hardiness Zones 2-11
• Annual