From the look of the plants and the grass in the background, you need more water. Citrus trees have roots just under the grass and when the soil is dry that is exactly what happens. Soaking the soil - like for a hardwood - just doesn't cut it. Water to the dripline every day. You should see results in about 48 hours.
Where do you live? Citrus greening disease is a major problem in Florida. It's a bacterial infection spread by a small nonnative psyllid. Unfortunately, there is no cure for it yet, and it is invariably fatal over time. Hope that is not your issue.
Somehow my house and garden got tiny gnats that killed my fuchsia plant and fly everywhere. I have tried ALL the Web recommendations - soap and oil dishes, sand in th...
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Growing our first garlic, should we wait until the leaves are drying out before we pick it? Husband picked first one today along with our first potatoes.
Hi everyone, I have mice in my garden destroying my vegetables and I have also noticed them in the barn and shed. Please can someone tell me how to prevent them from ...
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https://www.gardeningknowhow.com/edible/fruits/citrus/curling-citrus-leaves.htm
Here is an article that might be helpful - http://howto.yellow.co.nz/home-garden/garden-and-outdoors/lemon-tree-care/ - good luck
possibly a blight, insect, drift from weed spray or maybe damage to the tree
From the look of the plants and the grass in the background, you need more water. Citrus trees have roots just under the grass and when the soil is dry that is exactly what happens. Soaking the soil - like for a hardwood - just doesn't cut it. Water to the dripline every day. You should see results in about 48 hours.
Where do you live? Citrus greening disease is a major problem in Florida. It's a bacterial infection spread by a small nonnative psyllid. Unfortunately, there is no cure for it yet, and it is invariably fatal over time. Hope that is not your issue.
That definitely looks like chemical damage.