Bristlecone pines are the oldest known living trees, some dating back 4,600-5,065 years old. The age can be found by counting the annual rings in the wood produced. The oldest known individual bristlecone in the world is ¬†located in the White Mountains of California and is estimated to be¬†5,065 years old.¬†Bristlecones can be found in… Read More BRISTLECONE PINE