Massachusetts forest land is dominated by Red
and Sugar Maple, Red and Black Oak,
American Beech, Yellow and Sweet Birch,
White Pine, and Eastern Hemlock.
Deciduous trees far outnumber coniferous
trees, both in number of species (62 vs. 12)
and total populations (70% vs. 30%).
Common pests and diseases include gypsy
moth, tent caterpillars, beetles and borers,
fungi, molds and mildews.