Sunflower Mammoth
- Height6–9 feet
Type: Annual Large single sunflower bearing lots of seeds for wild bird feeding. Golden yellow petals. Excellent for background, screening, and largest sunflower contests.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Growing guide
- Sowing
Plant seed outdoors after all danger of frost is past. Sunflowers do not transplant very well. Plant in rows 24 inches apart, spacing seed 3 to 6 inches in the row. Cover seeds with 1/2 inch of fine soil, well pressed down.
- Thinning
When plants are 2 to 3 inches high, thin to 18 inches apart for screening or 24 inches apart in rows or beds.
- Germination
Germinates in 7 to 10 days depending on soil and weather conditions.
- Remarks
As their name implies, sunflowers require plenty of sunshine.
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