Pecan
Pecan (Carya illinoensis) can be found in bottomland woods. It is located along the Mississippi River. It can also be found along the Des Moines River in Kossuth county, possibly planted by native Americans.
Hardiness: Zones 6 through 9
Growth Rate: Moderate
Mature Shape: Ovular
Height: 70-100 feet
Width: 40-75 feet
Site Requirements: Prefers deep moist well drained soils
Flowering Dates: March - May
Seed Dispersal Dates: September - December
Seed Bearing Age: 10 to 20 years
Seed Bearing Frequency: Every 1 to 2 years
Seed Stratification: Prechill for 3 months at 34°F to 40°F