Angular leaf spot on pumpkin

Horticulture & Home Pest News is filled with articles on current horticulture, plant care, pest management, and common household pests written by Iowa State University Extension specialists in the Departments of Entomology, Horticulture and Plant Pathology.

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Pumpkin leaf affected by angular leaf spot. The causal bacterium has entered the leaf through the hydathodes (pores on the edge of the leaf), causing marginal yellowing. Photo by Dan Carlson.

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