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Sunflower

Botanical Name
Helianthus annuus
Hardiness
Half hardy annual
Height
2 to 10 feet
Width
12 to 24 inches
Flowers
Summer to frost: yellows, whites, reds, bronze; brown, purple, or crimson center
Light
Full sun
Soil
Well-drained to dry
Planting & Care
  • Space plants 12 to 24 inches or more apart
  • Big headed types may need staking
Problems
Mildew, leaf spot, rust, stem rot, aphids
Varieties
  • Teddy Bear - 2-3', double flower
  • Valentine - lemon yellow, 5', long lasting cutflower
  • Ring of Fire - brown center with ring of red and gold petals
  • Ballad - no pollen, good for containers, 24-30", earlier bloomer, mildew resistant
  • Italian White - 5', primrose-yellow
  • Mammoth, Russian & Russian Giant - tall, 12-15'

Related Content

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