We live at Mypolonga on the Murray river. This summer our lemons are all dry & brown inside when we cut open. Outside they look perfect. We have plenty of water and the tree looks healthy. Last year no problems. What do you think?
Certified GKH Gardening Expert
Usually, this is caused by a lack of phosphorus, or too much nitrogen. Both can cause the same symptoms. This article will help you in correcting the issue: https://www.gardeningknowhow.com/edible/fruits/citrus/citrus-fruit-thick-rind.htm