The star, who is known for presenting the hit gardening show from his garden at Longmeadow in north Herefordshire exchanged vows with his wife, Sarah Don, on July 29, 1983. He celebrated the milestone by sharing a post on Instagram from their wedding day with the caption: "43 years ago today." Mr Don first met Sarah during his time as an undergraduate at Cambridge University and has described feeling an "intense attraction at first sight." Mr and Mrs Don have three adult children together: Adam, Freya, and Tom. It is believed that all three have started families of their own, according to HELLO!