Rose bush suffering from black spot disease caused by the fungus Diplocarpon rosae. The blue colouration on the leaves is an anti-fungal treatment.

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Size: 4017px × 2716px
Location: Szigethalom, Hungary
Photo credit: © Gareth Dewar / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: anti, black, bush, county, diplocarpon, disease, fungal, fungicide, fungus, leaf, leaves, pest, rosae, rose, spot, treatment