" Back in 2012, a team of Russian scientists unearthed a cache of seeds from a prehistoric squirrel burrow that had been covered in ice. They eventually succeeded in germinating the 32,000-year-old specimens, which grew into an arctic plant closely resembling the modern narrow-leafed Campion."
32,000-Year-Old Plant Brought Back to Life—Oldest Yet
"The oldest plant ever to be regenerated has been grown from 32,000-year-old seeds—beating the previous recordholder by some 30,000 years. (Related: "'Methuselah' Tree Grew From 2,000-Year-Old Seed.")"