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Helianthus annuus

Common Sunflower

Plant photo of: Helianthus annuus
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Information by: Jerry Sortomme Editor        Photographer: Linda Engstrom

 

Description

Sunflowers can grow anywhere from 6-15' tall on top of thick, sturdy stems. They have large, dark green leaves with bright yellow flowers with tender petals that bloom spring to summer. The flowers need direct sunlight and a lot of water.

 

Sun

Full

Water

Medium

Growth Rate

Fast

Soil Type

Sandy, Loam, Rocky

Soil Condition

Average, Rich, Poor, Well-drained, Dry

Soil pH

Neutral

Adverse Factors

n/a

Water Saving Tip:

Dig-up patches of weeds and undesirable grasses from turf areas.

Use water to grow the turf you want, not the weeds you don't want! Once you have eliminated what you don't want, add sod or over-seed to repair the bare areas.