Sunflower (Helianthus annuus)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Annual

Sunflower
Helianthus annuus

 
Features
 
 
Culture
 
 
Cultivars

Dwarf Types (10-24 inches)

  • ‘Miss Sunshine’ (pollenless, branching)
  • ‘Sunny Smile’ (pollenless, branching)
  • ‘Teddy Bear’ (branching)
  • ‘Pacino’ series (branching)
  • ‘Firecracker’ (pollenless)

Intermediate Types (3-5 feet)

  • ‘Sunbright Supreme’ (pollenless, non-branching)
  • ‘Sunrich’ series (pollenless, non-branching)
  • ‘Sonya’ (branching)
  • ‘Soraya’ (branching)
  • ‘Solana’ (pollenless, non-branching)
  • ‘Frilly’ (pollenless, branching)
  • ‘Copper Queen’ (pollenless, branching)

Tall Types (6-12 feet)

  • ‘Ring of Fire’ (branching)
  • ‘Floristan’ (branching)
  • ‘Shock-O-Lat (pollenless, branching)
  • Sunbright’ (pollenless, non-branching)
  • Mammoth Russian (single flower)
  • ‘American Giant Hybrid’ (single flower)
  • ‘Skyscraper’ (multi-flowered)  
 
 
Mature Height
18 Inches - 10 Feet
 
Size
 
 
Annual Hardiness Type
 
 
Bloom Color
 
 
Bloom Season
-
 
Soil Conditions
 
 
Exposure/Light Requirements
 
 
Additional Notes

 

 
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