EPPO Global Database

Phytophthora ramorum(PHYTRA)

Distribution details in Germany

Current pest situation evaluated by EPPO on the basis of information dated 2019: Present, few occurrences
First recorded in: 2001
Pest status declared by NPPO: Present, few occurrences (2019-06)
From CABI Disease map 978 (2013): Present, restricted distribution
EPPO Reporting Service (2002/078) : found in a survey in late 2001 at 15 locations in different Länder, on Viburnum and Rhododendron. Under eradication.

EPPO Reporting Service (2003/038) : found in 2002 at 38 locations out of 672 surveyed. Only in Rhododendron and Viburnum.

EPPO Reporting Service (2004/139) : first found on Pieris japonica.

EPPO Reporting Service (2015/032) : found on 14 rhododendron plants (Rhododendron catawbiense ‘Grandiflorum’) in a private garden at Pöcking, Bayern. Plants were destroyed.

EPPO Reporting Service (2016/196) : found in Baden Württemberg (containment measures) and Niederschsen (eradication measures).

From NPPO (2017): found in 1 Rhodendron plant in a cemetery in Neumünster (Schleswig-Holstein), in 1 Rhododendron plant in a private garden and in 1 Rhodendron pot plant in a nursery (both in Nordrhein-Westfalen). Eradication meausres were taken.

From NPPO (2018): 3 isolated findings were made in Sachsen, all infected plants were destroyed.
From NPPO (2019): an outbreak in Sachsen (Dresden) was eradicated.
* Kehlenbeck, H. (2008) General Technical Report - Pacific Southwest Research Station, USDA Forest Service No.PSW-GTR-214, 265-267.

* NPPO of Germany (2002-05, 2003-03, 2004-09, 2014-12, 2016-10, 2017-09, 2017-12, 2018-02, 2018-07, 2019-06).

* Schroder, T.; Pfeilstetter, E. (2007) Nachrichtenblatt des Deutschen Pflanzenschutzdienstes 59 (5), 118.

* Werres S, Marwitz R, Man in’t Veld WA, De Cock AWAM, Bonants PJM, De Weerdt M, Themann K, Ilieva E, Baayen RP (2001) Phytophthora ramorum sp. nov., a new pathogen on Rhododendron and Viburnum. Mycological Research 105(10), 1155-1165.

* Werres S, Wagner S, Brand T, Kaminski K, Seipp D (2007) Survival of Phytophthora ramorum in recirculating irrigation water and subsequent infection of Rhododendron and Viburnum. Plant Disease 91(8), 1034-1044.

* CBS (1998); (1999)
Situation in neighbouring countries
Country State Status
Austria Absent, confirmed by survey view...
Belgium Present, restricted distribution view...
Czech Republic Absent, pest eradicated view...
Denmark Present, few occurrences view...
France Present, restricted distribution view...
Luxembourg Present, no details view...
Netherlands Present, restricted distribution view...
Poland Present, few occurrences view...
Switzerland Present, few occurrences view...