Why Are My Cuke Vines Dying, Some With Cukes On Them.

Question

Some plants ok but some dying.

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Answer 1

This wilting looks sudden. I suspect moles, voles, or other tunneling rodents.

Here are some articles that will help:

https://www.gardeningknowhow.com/plant-problems/pests/animals/mole-control.htm

https://www.gardeningknowhow.com/plant-problems/pests/animals/vole-control.htm