Russian Mammoth Sunflower Seeds

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The only variety to grow for giant sunflowers! At 10 to 14-in. across, the largest blooms on the tallest plants growing up to 16-ft., although the average is closer to 10 to 12-ft. Begin to take cuts in about 80 days after sowing. 

• Sun: Full Sun
• Bloom Size: 10 - 14 Inches
• Stem Length: 18 - 24 Inches
• Height: 10 - 16 Feet
• Hardy Annual

Catalog Page: 77