How Old Is That
Tree?
Measure your tree about 4.5 ft up the trunk. Multiply the tree's diameter in inches by the number beside the tree's name to find out its approximate age. Formula developed by M.W. Staples of the New Jersey Community Forestry Program
.
|
Beech 4.5 |
Ash 3.5 |
Norway Spruce 4 |
|
Birch 4 |
Sycamore 3.5 |
Poplar 2.5 |
|
Elm 2.5 |
Oak 4 |
Douglas Fir 4.5 |
|
Silver Birch 4 |
Scots Pine 3.5 |
Horse Chestnut 7 |