Pennsylvania Smartweed

Persicaria pensylvanica

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Polygonaceae
Genus:
Persicaria
Species:
Persicaria pensylvanica

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
6-8 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar, apr, may
Bloom Colors:
Red, Pink

Native Range

United States: Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, District of Columbia, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Virginia, Vermont, Wisconsin, West Virginia, Wyoming, Canada: Manitoba, New Brunswick, Nova Scotia, Ontario, Quebec

Host Plant for Caterpillars

Bordered Sallow (Pyrrhia umbra), common tan wave (Pleuroprucha insulsaria), corn earworm (Helicoverpa zea), Pseudeustrotia carneola, Smartweed Borer (Ostrinia obumbratalis)

Soil Requirements

Soil Type:
rich, moist, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in wetlands and along streams