Canada plum (Prunus nigra) grows in only a few counties in Iowa.
Habitat: Found growing on steep north or east facing wooded slopes.
Hardiness: Zone 2
Growth Rate: Slow
Mature Shape: Thicket forming
Height: 15-25 feet
Width: 10-15 feet
Site Requirements: Full sun; moist soil; well drained
Flowering Dates: Spring
Seed Dispersal Dates: Late Summer
Seed Bearing Age: 4-6 years
Seed Bearing Frequency: Yearly
Seed Stratification: Prechill for 3 months at 34°F to 40°F
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