The oldest living tree to be dated by counting rings is the bristlecone pine.
It's in Colorado?
The oldest known living apple tree is located in Beaminster, Dorset, England.
The 450 year-old giant banyan tree at Adyar in Chennai, Tamilnadu, India. It is the oldest livingorganism.Its Kalvavriksha tree in Joshimath Uttranchalwhich is 1200 year old is the oldest living Organism in India.
The majestic Banyan tree is the oldest tree in India, and indeed the world. This tree is located in Acharya Jagadish Chandra Bose Indian Botanic Garden