Diplocarpon

Causes black spot in rose and leaf spots on other members of the Rosacaea family such as hawthorn and Photinia.

Recommended products:

Spray with Argicin®Plus or Algicin® (suitable for use in organic production). In the case of a severe infection, combine Argicin®Plus or Algicin® with Cuprum.

For greenhouse production, we recommend drip feeding SalicylPure and applying Cuprum via LVM.

Alwin Scholten

Your contact person

Alwin Scholten

Erik Jaspers

Your contact person

Erik Jaspers

All infestations

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