common sunflower

Helianthus annuus L

Weed Characteristics

Other Names: annual sunflower, sunflower, wild sunflower

Leaf Type: Broadleaf

Flowers: Yellow

Leaves: Pointed leaves with serrated edges; moderate hair on upperside

Life Cycle: Annual

A fast growing annual that grows from 5-10 ft (1.5-3 m) tall on stiff upright stalks.Leaves are long and lance-shaped. Both leaves and stems are typically covered with coarse hairs. There are many different types of wild sunflowers in the US. Some are annuals and some are perennials. Heights vary from 2 to 10 feet. All have daisy-like yellow flowers. Native to the western U. S., Canada, and northern Mexico.

Products That Control This Weed

For Gardens

Preen Extended Control Weed Preventer
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For Gardens

Preen Mulch with Extended Control Weed Preventer
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