What Is Uneven Aged Forest?

Uneven-aged structure means a stand has three or more age classes. This type of structure is a result of increasing species, age- and size-class diversity within a stand. Different species grow at different rates, and a distinct overstory canopy may no longer be recognizable.

What is even-aged forest?

Remember that the definition of even-aged is a forest with an age range of less than 20 percent of rotation age. With the shelterwood method, the timing and quantity of trees removed in a given step can be varied to create a wide range of conditions.

What is an uneven-aged stand?

Uneven-aged stands are sometimes referred to as all-aged stands, but generally are considered those containing more than two or three distinct age classes or age cohorts. Management of these stands is often associated with the maintenance of the targeted diameter distribution.