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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.

 

Plant Type

Annual

Height Range

6-12'

Flower Color

Gold

Flower Season

Summer

Leaf Color

Green

Bark Color

n/a

Fruit Color

n/a

Fruit Season

Summer

Sun

Full

Water

Moderate

Growth Rate

Fast

Soil Type

Sandy, Loam, Rocky

Soil Condition

Average, Rich, Poor, Well-drained, Dry

Soil pH

Neutral

Adverse Factors

n/a

Design Styles

n/a

Accenting Features

Showy Flowers

Seasonal Interest

Summer

Location Uses

Background

Special Uses

n/a

Attracts Wildlife

Birds, Hummingbirds

Water Saving Tip:

Mulching and adding compost to soil can minimize evaporation and help soil absorb and store water.