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Pests

Spider mite — Hydrangea paniculata

Hydrangea paniculata Siebold

Infestation of Hydrangea paniculata by the spider mite Tetranychus urticae manifests as light spots on the leaves, followed by yellowing, deformation, and defoliation. The mite's harmfulness increases under hot and dry climatic conditions.

In the reference 5 varieties crop Panicled hydrangea, where this is mentioned in the description.

The primary species parasitizing Hydrangea paniculata is the twospotted spider mite. The damage is caused by the sucking of cell sap, which leads to the appearance of small light spots on the underside of the leaves. In cases of massive infestation, the leaves take on a pale, parched appearance, deform, and curl.

When the pest population is high, a thin web forms on the underside of the leaf blades. No specific resistance genes or unique mite pathotypes have been described for Hydrangea paniculata to date, as this pest is a polyphage that infests the crop when moisture levels are not maintained.

General information about the subject — on the page Spider mite.

Sources8

Varieties of Panicled hydrangea mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Hydrangea paniculata Siebold · Panicled hydrangea

Information regarding the breeder received in the contribution to CPVO :De Belder R. & J.

FR
1 record

Hydrangea paniculata Siebold · Panicled hydrangea

Information regarding the breeder received in the contribution to CPVO :Kolster

FR
1 record

Lammetje

Active

Hydrangea paniculata Siebold · Panicled hydrangea

Information regarding the breeder received in the contribution to CPVO :De Belder R. & J.

FR
1 record

Skylight

Active

Hydrangea paniculata Siebold · Panicled hydrangea

Information regarding the breeder received in the contribution to CPVO :Zwijnenburg P.

FR
1 record

Hydrangea paniculata Siebold · Panicled hydrangea

Information regarding the breeder received in the contribution to CPVO :Darthuizer

FR
1 record