Main photo: Landowner and host Joe Koehler (3rd from left) talks with other owners about managing the oak on his property in Marquette County.
The mailing announcing the field day said:
"Oak regeneration harvests can be a dramatic change to you your property looks."
"We have to make decisions in our lifetime that impact the next 100 years."
-The white oak group includes white oak, swamp white oak and bur oak. The black oak group includes northern red oak, black oak and northern pin oak.
-White oak has a bumper crop every four to ten years. Oaks in the black group have one every three to five years.
-White oak acorns germinate in the fall, red oak acorns germinate the following spring.