Leaf Symptoms of Overwatered Walnut Trees

Bruce Lampinen, UCCE Walnut Specialist, UC Davis

The photos below show various symptoms observed on trees that were intentionally over-irrigated throughout the season. Leaf photos labeled ‘normal water’ were taken at a similar time of the season on trees that were not over-irrigated.

The photos below show various symptoms observed on trees that were intentionally over-irrigated throughout the season. Leaf photos labeled 'normal water' were taken at a similar time of the season on trees that were not over-irrigated.

 

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