A Classic Example of Oak Mismanagement. Oaks are GRASSLAND trees / NOT forest trees! This tree, in a Bloomington Park, is 38″ dbh, in Hawick sand-gravel loams. The above ground structure, in these soils, can easily be 300 – 500 years old. Despite the good intentions of the land managers, to not disturb the oak […] The post Oaks are Grassland Trees, Not Forest Trees appeared first on Stephen Thomforde.