Canadian Plum (Prunus nigra)

  • Canadian Plum (Prunus Nigra)
    Credit: Harriet L. Keeler | Keeler, Harriet L. (1900). Our Native Trees and How to Identify Them. New York: Charles Scriber's Sons. | License: PD US
  • Canadian Plum (Prunus Nigra)
    Credit: Keeler, Harriet Frere Alexandre M. Effa | BW foto Keeler, Harriet 1900, drawing Frere Alexandre cc 1935 Colourization M. Effa c 2008 | License: CC-BY-3.0
  • Canadian Plum (Prunus Nigra)
    Credit: BW: Keeler, Harriet : 1900 & Colourized: M. Effa 2008 | I colourized it from 1900 foto | License: CC-BY-3.0
  • Canadian Plum (Prunus Nigra)
    Credit: USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 323. | USDA | License: PD USDA

Prunus Nigra, or more commonly know as Canadian Plum, is a tree with green foliage and red flowers of the genus Prunus. It has a height of 9 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during mid spring and is intolerant of shade. Prunus Nigra or Canadian Plum's floral region is North America US Lower 48, specifically in the states of Connecticut, Iowa, Illinois, Indiana, Massachusetts, Maine, Michigan, Minnesota, New Hampshire, New York, Ohio, Vermont and Wisconsin.

  • Category: Dicot
  • Genus: Prunus
  • Family: Rosaceae
  • Order: Rosales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Tree
  • Native Status: L48 (N) CAN (N)
  • State T/E Status: IA (E) OH (PRX)
  • State T/E Common Name: IA (Canada plum) OH (Canada plum)
  • National Wetland Indicator Status: UPL FACU-
  • Regional Wetland Indicator Status: 1(UPL) 2(NI) 3(FACU-) 6(NI) 9(NI)
  • Active Growth Period: Spring
  • Allelopath: No
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: Red
  • Flower Conspicuous: No
  • Foliage Color: Green
  • Foliage Porosity Summer: Moderate
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Coarse
  • Fruit/Seed Color: Orange
  • Fruit/Seed Conspicuous: No
  • Growth Form: Thicket Forming
  • Height at 20 Years Maximum (feet): 30
  • Height Mature (feet): 9
  • Leaf Retention: No
  • Lifespan: Moderate
  • Low Growing Grass: No
  • Resprout Ability: No
  • Shape and Orientation: Erect
  • Toxicity: None
  • Adapted to Coarse Textured Soils: No
  • Adapted to Fine Textured Soils: Yes
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: Low
  • CaCO3 Tolerance: Low
  • Cold Stratification Required: No
  • Drought Tolerance: None
  • Fire Tolerance: None
  • Frost Free Days Minimum: 128
  • pH (Minimum): 6.5
  • pH (Maximum): 8.5
  • Planting Density per Acre Minimum: 640
  • Planting Density per Acre Maximum: 1280
  • Precipitation (Minimum): 15
  • Precipitation (Maximum): 43
  • Root Depth Minimum (inches): 36
  • Salinity Tolerance: None
  • Shade Tolerance: Intolerant
  • Temperature Minimum (°F): 24
  • Bloom Period: Mid Spring
  • Fruit/Seed Period Begin: Spring
  • Fruit/Seed Period End: Summer
  • 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: No
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 4875
  • Seed Spread Rate: Moderate
  • Small Grain: No

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