The leaves of grapevines turn yellow in July 2025 - why and how to save the harvest.

In summer, a large number of plants in the garden suffer from the heat, and grapevines begin to turn yellow from it. Gardeners share tips on how to deal with this problem to save the harvest.

Why do grape leaves turn yellow in July

Experienced gardeners note that yellow grape leaves indicate a deficiency of various elements, such as nitrogen, potassium, magnesium, and iron. Each element has its own signs on the leaves that allow determining the cause of the problem.

What to fertilize the grapevines if the leaves are yellow

Foliar feeding involves spraying the grapes with a mixture of urea, potassium sulfate, magnesium sulfate, and water. Root feeding requires applying fertilizers at the root in well-moistened soil, but care must be taken with nitrogen so as not to harm the plant. Spraying with iron chelate can help combat iron chlorosis.

Recently, articles have been published about caring for grapevines in July, treating grapes to improve yields, and tips for selecting grape varieties for planting in the garden.

It is well known that in summer, plants may require special care, especially if the grapevines begin to turn yellow. By following the advice of experienced gardeners, one can prevent problems and preserve the harvest.