The dotted hawthorn (Crataegus punctata) is found in eastern Iowa and is one of multiple hawthorn species found in the state.
Hardiness: Zone 3
Growth Rate: Slow
Mature Shape: Rounded form
Height: 30 feet
Width: 30 feet
Site Requirements: Full sunlight, adaptable to dry and moist growing conditions, but will not tolerate standing water. Highly tolerant of urban pollution and can thrive in inner city environments.
Flowering Dates: May - June
Seed Dispersal Dates: Fall
Seed Bearing Age: 5-8 years
Seed Bearing Frequency: Yearly
Seed Stratification: Warm stratification for 4 months at 70°F followed by pre-chilling for 4 months at 50°F
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