How long does a lemon tree live for?Mine is about 35 years old and looks like it is passing away.I am giving it plenty of water ,but looks as though it has given up.Cheers.
Certified GKH Gardening Expert
It would appear that they can live for about 50 years. Yours should still have a little while left. It is best to fertilize them at least once per year. This could be the problem, if this isn't done once a year.
Here is an article that will help: https://www.gardeningknowhow.com/edible/fruits/lemons/how-to-grow-a-lemon-tree.htm