Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide


Botrytis fabae
(chocolate spot: broad bean)



Botrytis fabae (chocolate spot: broad bean)


  • Last modified
  • 27 March 2018
  • Datasheet Type(s)
  • Pest
  • Preferred Scientific Name
  • Botrytis fabae
  • Preferred Common Name
  • chocolate spot: broad bean
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Fungi
  •     Phylum: Ascomycota
  •       Subphylum: Pezizomycotina
  •         Class: Leotiomycetes
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Preferred Scientific Name

  • Botrytis fabae Sardiña

Preferred Common Name

  • chocolate spot: broad bean

Other Scientific Names

  • Botryotinia fabae

International Common Names

  • English: grey mould: broad bean; shoot blight: broad bean
  • French: pourriture grise du haricot

Local Common Names

  • Germany: Fleckenkrankheit: Ackerbohne; Graufaeule: Bohne; Schokoladenfleckigkeit: Dicke Bohne

EPPO code

  • BOTRFA (Botrytis fabae)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Fungi
  •         Phylum: Ascomycota
  •             Subphylum: Pezizomycotina
  •                 Class: Leotiomycetes
  •                     Subclass: Leotiomycetidae
  •                         Order: Helotiales
  •                             Family: Sclerotiniaceae
  •                                 Genus: Botrytis
  •                                     Species: Botrytis fabae

Distribution Table

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The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Continent/Country/RegionDistributionLast ReportedOriginFirst ReportedInvasiveReferenceNotes


ChinaPresentYing et al., 1996; Liang et al., 1993
-FujianPresentIMI, 1995
-GansuPresentYing et al., 1997
-GuangxiPresentIMI, 1995
-GuizhouPresentIMI, 1995
-HebeiPresentIMI, 1995
-HeilongjiangPresentIMI, 1995
-HubeiPresentIMI, 1995
-HunanPresentIMI, 1995
-JiangsuPresentIMI, 1995
-JiangxiPresentIMI, 1995
-JilinPresentIMI, 1995
-LiaoningPresentIMI, 1995
-SichuanPresentIMI, 1995
-YunnanPresentIMI, 1995
-ZhejiangPresentIMI, 1995
IndiaPresentPresent based on regional distribution.
-SikkimPresentIMI, 1995
-West BengalPresentIMI, 1995
IranPresentIMI, 1995
IsraelPresentIMI, 1995
JapanPresentIMI, 1995
Korea, Republic ofPresentIMI, 1995
PakistanPresentIqbal et al., 1998
Saudi ArabiaPresentEasa, 2002
SyriaPresentICARDA, 1990
TurkeyPresentIMI, 1995


AlgeriaPresentBouznad et al., 1998
AngolaPresentIMI, 1995
EgyptWidespreadAbou-Zeid et al., 1998
EthiopiaPresentGorfu, 1996
MoroccoPresentSadiki et al., 1998
South AfricaPresentIMI, 1995
TunisiaPresentKamel et al., 1989; Sadiki et al., 1998

North America

CanadaPresentPresent based on regional distribution.
-ManitobaPresentIMI, 1995
-Nova ScotiaPresentIMI, 1995
-SaskatchewanPresentIMI, 1995
USAPresentPresent based on regional distribution.
-CaliforniaPresentKoike, 1998

South America

ArgentinaPresentIMI, 1995
ChilePresentIMI, 1995
ColombiaPresentIMI, 1995
UruguayPresentIMI, 1995


DenmarkPresentIMI, 1995
EstoniaPresentIMI, 1995
FrancePresentTivoli et al., 1988
GermanyPresentBeer et al., 1990; Sass and Frauen, 1991
HungaryPresentGilly & Dang, 1992; Simay, 1994
ItalyPresentSantorelli et al., 1992
LithuaniaPresentBrazauskiene, 1998
NetherlandsPresentHelsper et al., 1998
PolandPresentKurowski et al., 1997
Russian FederationPresentOvchinnikova et al., 1991
SpainPresentIMI, 1995
UKWidespreadGiltrap, 1991; Bulson et al., 1997
UkrainePresentIMI, 1995


AustraliaPresentLindbeck et al., 2009
-New South WalesPresentMarcellos et al., 1995
-South AustraliaPresentLindbeck et al., 2008
-VictoriaPresentLindbeck et al., 2009

Growth Stages

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List of Symptoms/Signs

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SignLife StagesType
Fruit / extensive mould
Fruit / lesions: black or brown
Fruit / lesions: on pods
Fruit / reduced size
Leaves / abnormal leaf fall
Leaves / fungal growth
Leaves / necrotic areas
Seeds / discolorations
Stems / mould growth on lesion
Stems / mycelium present

Natural enemies

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Natural enemyTypeLife stagesSpecificityReferencesBiological control inBiological control on
Hypocrea rufa Mycoparasite

Plant Trade

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Plant parts liable to carry the pest in trade/transportPest stagesBorne internallyBorne externallyVisibility of pest or symptoms
Flowers/Inflorescences/Cones/Calyx hyphae; spores Yes Yes Pest or symptoms usually visible to the naked eye
Fruits (inc. pods) hyphae; spores Yes Yes Pest or symptoms usually visible to the naked eye
Leaves hyphae; spores Yes Yes Pest or symptoms usually visible to the naked eye
Stems (above ground)/Shoots/Trunks/Branches hyphae; spores Yes Yes Pest or symptoms usually visible to the naked eye
Plant parts not known to carry the pest in trade/transport
Seedlings/Micropropagated plants


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Abou-Zeid NM; El-Hady M; Abdel-Rahman SS, 1998. Pathogenic, morphological and physiological variability in Botrytis spp. affecting faba bean in Egypt. 3rd European conference on grain legumes. Opportunities for high quality, healthy and added-value crops to meet European demands. Valladolid, Spain, 14-19 November 1998., 225-226; 5 ref.

Beer H; Motte G; Klein W; Marold R; Garber U, 1990. Fungal leaf diseases of field bean and first results on control. Nachrichtenblatt fur den Pflanzenschutz in der DDR, 44(3):53-56

Bouznad Z; Louanchi M; Moumene S; Bouheraoua Z; Achour F; Merad S; Merdjani N, 1998. Involvement of Botrytis cinerea and B. fabae in the chocolate spot disease of faba bean in Algeria. 3rd European conference on grain legumes. Opportunities for high quality, healthy and added-value crops to meet European demands. Valladolid, Spain, 14-19 November 1998., 255; 5 ref.

Brauzauskiene I, 1998. Fungal diseases of faba bean and the efficiency of fungicides. Zemdirbyste,-Mokslo-Darbai, 62:166-174.

Bulson HAJ; Snaydon RW; Stopes CE, 1997. Effects of plant density on intercropped wheat and field beans in an organic farming system. Journal of Agricultural Science, 128(1):59-71; 73 ref.

Davidson JA; Suresh Pande; Bretag TW; Lindbeck KD; Gali Krishna-Kishore, 2004. Biology and management of Botrytis spp. in legume crops. In: Botrytis: biology, pathology and control [ed. by Elad, Y.\Williamson, B.\Tudzynski, P.\Delen, N.]. Dordrecht, Netherlands: Kluwer Academic Publishers, 295-318.

Dixon GR, 1981. Vegetable Crop Diseases. London, UK: Macmillan Press, 404 pp.

Dixon GR, 1981. Vegetable Crop Diseases. London, UK: Macmillan Press, 404 pp.

Easa SM, 2002. Opportunistic fungi from different localities in Saudi Arabia as affected by environmental conditions. African Journal of Mycology and Biotechnology, 10(3):15-27.

Gilly A; Dang-Vu Thi Thanh, 1992. Botrytis fabae Sard., a new pathogen of soyabean in Hungary. Novenyvedelem, 28(11):464-466

Giltrap NJ, 1991. Comparison of fungicides for chocolate spot control in winter field beans. Aspects of Applied Biology, No. 27:123-128

Gorfu D, 1996. Morphological, cultural and pathogenic variability among nine isolates of Botrytis fabae from Ethiopia. FABIS Newsletter, No. 38/39:37-41; 10 ref.

Helsper JPFG, 1998. Recent developments on the improvement of ANF levels in legume seeds by breeding. Recent advances of research in antinutritional factors in legume seeds and rapeseed. Proceedings of the Third international workshop, Wageningen, Netherlands, 8-10 July 1998., 351-361; 5 pp. of ref.

ICARDA, 1990. Faba bean pathology progress report 1988/89. International Center for Agricultural Research in the Dry Areas 174, 49.

IMI, 1995. IMI Distribution Maps of Plant Diseases No.162 Botrytis fabae. Edition 5. Wallingford, UK: CAB International.

Iqbal SM; Ghafoor A; Bashir M; Baksh A, 1988. Reaction of faba bean genotypes to various diseases in Pakistan. FABIS Newsletter, No. 21:40-42

Kamel AH; Halila H; Ben-Salah H; Harrabi M; Deghaies M, 1989. Faba bean diseases in Tunisia. FABIS Newsletter, No. 24:29-32

Khaled AA; El-Moity SMHA; Omar SAM, 1995. Chemical control of some faba bean diseases with fungicides. Egyptian Journal of Agricultural Research, 73(1):45-56; 14 ref.

Koike ST, 1998. Severe outbreak of chocolate spot of faba bean, caused by Botrytis fabae, in California. Plant Disease, 82(7):831; 2 ref.

Kurowski TP; Majchrzak B; Pszczólkowski P, 1997. The influence of crop rotation to occurrence of field bean and pea diseases. Acta Academiae Agriculturae ac Technicae Olstenensis, Agricultura, No. 64:245-252; 15 ref.

Liang ZY, Saxena MC (ed. ), Weigand S (ed.), Lang LJ, 1993. Fungal diseases of faba bean in China. Faba bean production and research in China: Proceedings of an International Symposium, Hangzhou, China, 24-26 May 1989 121-122.

Lindbeck KD; Bretag TW; Ford R, 2009. Survival of Botrytis spp. on infected lentil and chickpea trash in Australia. Australasian Plant Pathology [Papers from Keynote Speakers at the 5th Australasian Soilborne Diseases Symposium, New South Wales, Australia, February 2009.], 38(4):399-407.

Lindbeck KD; Bretag TW; Materne MA, 2008. Field screening in Australia of lentil germplasm for resistance to botrytis grey mould. Australasian Plant Pathology, 37(4):373-378.

Luminis Pty Ltd, 1994. Variety: 'Icarus'. Application no. 92/007. Plant Varieties Journal, 7(4):7-8, 33.

Marcellos H; Moore KJ; Nikandrow A, 1995. Influence of foliar-applied fungicides on seed yield of faba bean (Vicia faba L.) in northern New South Wales. Australian Journal of Experimental Agriculture, 35(1):97-102

Ovchinnikova AM; Sidorova VF; Andryukhina RM, 1991. Useful forms of faba beans. Selektsiya i Semenovodstvo (Moskva), No. 5:28-29.

Parry D, 1990. Plant Pathology in Agriculture. Cambridge, UK: Cambridge University Press, 385 pp.

Sadiki M; Kharrat M; Maatougui ME; Abdellah FA; Sherif M; Zemrag A; Abbad F; Oufroukh; Sellami S; Mabsoute H, 1998. Significance of local germplasm use in faba bean breeding for the Maghreb. 3rd European conference on grain legumes. Opportunities for high quality, healthy and added-value crops to meet European demands. Valladolid, Spain, 14-19 November 1998., 210; 3 ref.

Santorelli S; Conca G; Porta-Puglia A, 1992. Behaviour of lines and varieties of Vicia faba varieties major, minor and equina towards Botrytis fabae. Informatore Fitopatologico, 42(10):53-55

Sass O; Frauen M, 1991. Development of early-maturing field beans with particular emphasis on resistance to chocolate spot. Schriftenreihe des Bundesministers fur Ernahrung, Landwirtschaft und Forsten. Reihe A, Angewandte Wissenschaft. Munster-Hiltrup, Germany; Landwirtschaftsverlag GmbH, Sonderheft:229-232

Simay EI, 1994. Survey of fungi observable on seeds of faba bean germinating on blotter. FABIS Newsletter, No. 34/35:29-36; 22 ref.

Tivoli B; Berthelem P; Leguen J; Onfroy C, 1988. A study of the performance of certain faba bean genotypes in relation to Botrytis fabae and Ascochyta fabae in France. FABIS Newsletter, No. 21:36-40

Wang ShuYing; Nan ZhiBiao; Liu Fu, 1997. Studies on the damage of broad bean chocolate spot, angular spot and its economic threshold in Gansu Province. [Botrytis fabae, B. cinerea and Cercospora zonata]. Acta Phytophylacica Sinica, 24(4):371-372.

Wang XY; Zhang LX; Zhang ZY, 1996. A new species of Botrytis and 5 known Botrytis species in china. Acta Phytopathologica Sinica, 26:79-85.

Wu TH; Lu JY, 1991. A new species of Botryotinia - the teleomorph of Botrytis fabae Sardina. Acta Mycologica Sinica, 10(1):27-30

Zuk-Golaszewska K; Fordouski G, 1997. Productivity and health of faba beans in relation to the quality of the sowing material and the method and date of fungicide application. Zoszyty Problemowe Postpow Nauk Rolnlczych, 439:307-311.

Distribution Maps

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