<page_title> List of oldest trees </page_title> <section_title> Old trees with estimated ages </section_title> <table> <cell> Granit oak <col_header> Name </col_header> </cell> <cell> 1,700 <col_header> Age (years) </col_header> </cell> <cell> Pedunculate oak Quercus robur <col_header> Species </col_header> </cell> <cell> Bulgaria <col_header> Country </col_header> </cell> </table>
The Granit Oak (Quercus robur), estimated to be about 1,700 years old is the oldest tree in Bulgaria.