Preen Garden Weed Preventer: Blocks weeds for 3 months. Guaranteed

Preen Garden Weed Preventer

Photo by Dan Tenaglia, courtesy www.xidservices.com

Photo by Dan Tenaglia, courtesy www.xidservices.com

Photo by Dan Tenaglia, courtesy www.xidservices.com

Pennsylvania smartweed

Polygonum pensylvanicum

Weed Characteristics

Other Names: pinkweed, Pennsylvania knotweed, pinweed, hearts-ease, purple head, swamp persicary

Leaf Type: Broadleaf

Flowers: Pink, white

Leaves: Pointed leaves with smooth edges; some hair

Life Cycle: Annual

Lance-like leaves on multibranched stems with a low, spreading habit. Young leaves and stems are reddish. Knobby flowers are clustered along spikes at ends of stems. Tolerates a wide range of soils.

Products That Control This Weed

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Preen Extended Control Weed Preventer
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For Gardens

Preen Mulch with Extended Control Weed Preventer
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