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American Vetch (Vicia americana)

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Vicia Americana, or more commonly know as American Vetch, is a vine forb/herb with green foliage and purple flowers of the genus Vicia. It has a moderate growth rate and a height of 1.25 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring and summer, blooms during late spring, is intolerant of shade and is routinely available commercially. Vicia Americana or American Vetch's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Arizona, California, Colorado, Iowa, Idaho, Illinois, Indiana, Maryland, Michigan, Minnesota, Missouri, Montana, North Dakota, Nebraska, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, South Dakota, Texas, Utah, Virginia, Washington, Wisconsin and Wyoming.

  • Category: Dicot
  • Genus: Vicia
  • Family: Fabaceae
  • Order: Fabales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Vine Forb/herb
  • Native Status: L48 (N) AK (N) CAN (N)
  • State T/E Status: MD (E X)
  • State T/E Common Name: MD (purple vetch)
  • National Wetland Indicator Status: FAC?
  • Regional Wetland Indicator Status: 1(NI) 2(NI) 3(NI) 4(NI) 5(NI) 6(NI) 7(NI) 8(NI) 9(FAC*) 0(NI) A(NI)
  • Active Growth Period: Spring and Summer
  • After Harvest Regrowth Rate: Moderate
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: Low
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: Purple
  • Flower Conspicuous: Yes
  • Foliage Color: Green
  • Foliage Porosity Summer: Moderate
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Medium
  • Fruit/Seed Color: Brown
  • Fruit/Seed Conspicuous: No
  • Growth Form: Rhizomatous
  • Growth Rate: Moderate
  • Height Mature (feet): 1.25
  • Leaf Retention: No
  • Lifespan: Moderate
  • Low Growing Grass: No
  • Nitrogen Fixation: Low
  • Resprout Ability: No
  • Shape and Orientation: Decumbent
  • Toxicity: None
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: No
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: None
  • CaCO3 Tolerance: Low
  • Cold Stratification Required: No
  • Drought Tolerance: High
  • Fertility Requirement: High
  • Fire Tolerance: Medium
  • Frost Free Days Minimum: 120
  • Moisture Use: Low
  • pH (Minimum): 5.9
  • pH (Maximum): 7.2
  • Precipitation (Minimum): 9
  • Precipitation (Maximum): 50
  • Root Depth Minimum (inches): 10
  • Salinity Tolerance: None
  • Shade Tolerance: Intolerant
  • Temperature Minimum (°F): -38
  • Bloom Period: Late Spring
  • Commercial Availability: No Known Source
  • Fruit/Seed Abundance: Low
  • Fruit/Seed Period Begin: Summer
  • Fruit/Seed Period End: Fall
  • Fruit/Seed Persistence: No
  • Propagated by Bare Root: No
  • Propagated by Bulbs: No
  • Propagated by Container: No
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: Yes
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 32833
  • Seed Spread Rate: Slow
  • Seedling Vigor: Low
  • Small Grain: No
  • Vegetative Spread Rate: Slow




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