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Skyscraper Sunflower

Grows up to 12 Feet Tall

Towering heads; heavy yields! Bright yellow flowers are 14 in. across and are productive and dependable. 75 DAYS.
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Product Details

  • Botanical Name: Helianthus annuus 'Skyscraper'
  • Height: 12 feet.
  • Spacing: Thin to 18 inches after established.
  • Depth: 1 inch deep.
  • Spread: 2 feet.
  • Light Required: Full sun
  • Color: Yellow
  • Foliage: Dark green, heart-shaped leaves.
  • Blooms: Summer
  • Days To Maturity: 75 days to maturity.
  • Zone: 3 - 9.
  • Germination: 7 - 10 days.
  • Form: Annual.
  • Flower Form: Bright yellow flowers up to 14 inches across.
  • Soil Requirements: Sandy loamy soil.
  • Growth Rate: Moderate growth rate.
  • Seed Count: Approximately 50 seeds per packet. 1 oz. is approximately 150 seeds.
  • Size: Up to 14 inches across.
  • Comments: Heat and drought tolerant. Days to maturity - 75 days. Great for bird feed and roasting. (Pick after blooming) Heavy yielder! Will do well in poor soil. Stake to support plants. Large heads attract birds. Makes a great ornamental backdrop. (very tall plant). Heat and drought tolerant.

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