Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide


Globisporangium debaryanum



Globisporangium debaryanum (damping-off)


  • Last modified
  • 16 November 2021
  • Datasheet Type(s)
  • Pest
  • Natural Enemy
  • Preferred Scientific Name
  • Globisporangium debaryanum
  • Preferred Common Name
  • damping-off
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Chromista
  •     Phylum: Oomycota
  •       Class: Oomycetes
  •         Order: Pythiales
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Preferred Scientific Name

  • Globisporangium debaryanum (R. Hesse) Uzuhashi, Tojo & Kakish.

Preferred Common Name

  • damping-off

Other Scientific Names

  • Pythium debaryanum var. pelargonii Hans Braun
  • Eupythium debaryanum (R. Hesse) Nieuwl.
  • Pythium debaryanum R. Hesse
  • Pythium debaryanum var. viticola A.C. Jain

International Common Names

  • Spanish: marras de nascencia; pie negro criptogamico
  • French: fonte des semis; pied noir; pourridié pythien

Local Common Names

  • Germany: Saatbeetfäulnis; Schwarzbeinigkeit: Keimlinge; Umfallkrankheit: Keimlinge; Wurzelbrand: Keimlinge

EPPO code

  • PYTHDE (Pythium debaryanum)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Chromista
  •         Phylum: Oomycota
  •             Class: Oomycetes
  •                 Order: Pythiales
  •                     Family: Pythiaceae
  •                         Genus: Globisporangium
  •                             Species: Globisporangium debaryanum

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.

Last updated: 17 Feb 2021
Continent/Country/Region Distribution Last Reported Origin First Reported Invasive Reference Notes


Congo, Republic of thePresent
South AfricaPresent


ChinaPresentPresent based on regional distribution.
IndonesiaPresentPresent based on regional distribution.
MalaysiaPresentPresent based on regional distribution.
-Peninsular MalaysiaPresent
North KoreaPresent
South KoreaPresent
Sri LankaPresent


Federal Republic of YugoslaviaPresent
RussiaPresentPresent based on regional distribution.
-Central RussiaPresent
-Eastern SiberiaPresent
-Western SiberiaPresent
SerbiaPresentOriginal citation: Jasnic and Ma?irevic (2006)
United KingdomPresent

North America

British Virgin IslandsPresent
Costa RicaPresent
Puerto RicoPresent
United StatesPresent


-New South WalesPresent
-South AustraliaPresent
-Western AustraliaPresent
New ZealandAbsent, Invalid presence record(s)
Papua New GuineaPresent
Solomon IslandsPresent

South America

BrazilPresentPresent based on regional distribution.
-Sao PauloPresent

Growth Stages

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Pre-emergence, Seedling stage

List of Symptoms/Signs

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SignLife StagesType
Whole plant / damping off

Natural enemies

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Natural enemyTypeLife stagesSpecificityReferencesBiological control inBiological control on
Bacillus subtilis Antagonist Fungi|Hyphae
Beauveria bassiana Antagonist Fungi|Hyphae
Beauveria brongniartii Antagonist Fungi|Hyphae
Clonostachys rosea Antagonist Fungi|Hyphae
Neocosmospora vasinfecta var. africana Antagonist Fungi|Hyphae
Penicillium raistrickii Antagonist Fungi|Hyphae
Penicillium simplicissum Antagonist Fungi|Hyphae
Pseudomonas fluorescens Antagonist Fungi|Hyphae
Streptomyces Antagonist Fungi|Hyphae
Streptomyces griseoviridis Pathogen
Trichoderma harzianum Antagonist Fungi|Hyphae

Plant Trade

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Plant parts liable to carry the pest in trade/transportPest stagesBorne internallyBorne externallyVisibility of pest or symptoms
Bulbs/Tubers/Corms/Rhizomes fungi/hyphae; fungi/spores Yes Yes Pest or symptoms usually visible to the naked eye
Growing medium accompanying plants fungi/spores Yes Pest or symptoms usually invisible
Roots fungi/hyphae; fungi/spores Yes Yes Pest or symptoms usually visible to the naked eye
Plant parts not known to carry the pest in trade/transport
Fruits (inc. pods)
Seedlings/Micropropagated plants
Stems (above ground)/Shoots/Trunks/Branches
True seeds (inc. grain)


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Abada KA, 1994. Fungi causing damping-off and root-rot on sugar-beet and their biological control with Trichoderma harzianum. Agriculture, Ecosystems & Environment, 51(3):333-337; 22 ref

Abdel-Rahim AM, Abu-Surrieh AA, 1991. Chemical control of Pythium debaryanum, the causal organism of damping-off in cucumber. Arab Journal of Plant Protection, 9(1):14-18

Abu-Blan HA, Abu-Gharbieh WI, 1994. Effect of soil solarization on winter planting of potato, cauliflower and cucumber in the central Jordan Valley. Dirasat. Series B, Pure and Applied Sciences, 21(3):203-213; 23 ref

Allain-Boulé N, Lévesque CA, Martinez C, Bélanger RR, Tweddell RJ, 2004. Identification of Pythium species associated with cavity-spot lesions on carrots in eastern Quebec. Canadian Journal of Plant Pathology, 26(3):365-370.

Amer MA, Poppe J, 1991. In vitro evaluation of adjuvants for more rational fungicide treatments. Mededelingen van de Faculteit Landbouwwetenschappen, Rijksuniversiteit Gent, 56(2b):545-558; 17 ref

Balardin RS, Verona LA, Rebelo JA, 1994. Damping-off control in vegetable nurseries with inert materials. Ciência Rural, 24(2):265-268; 6 ref

Behr L, Bottcher I, 1983. Pythium debaryanum Hesse and P. irregulare Buisman. Archiv für Phytopathologie und Pflanzenschutz, 19(1):81-83

Bourbos VA, Skoudridakis MT, 1991. Control of tomato brown root rot in the greenhouse using soil solarization. Bulletin SROP, 14(5):172-177; 11 ref

Dannenhauer H, Rész A, Grossmann F, 1983. Experiments with Alzodef (cyanamide) as a medium for soil disinfection in vegetable and ornamental plant cultivation. Zeitschrift für Pflanzenkrankheiten und Pflanzenschutz, 90(5):468-478; [2 fig., 4 tab.]; 7 ref

Dodd SL, Stewart A, 1992. Biological control of Pythium induced damping-off of beetroot (Beta vulgaris) in the glasshouse. New Zealand Journal of Crop and Horticultural Science, 20(4):421-426

Elazegui FA, Mew TW, 1983. Comparative effects of fungicides on pre-emergence damping-off of grain legumes caused by Rhizoctonia solani, Sclerotium rolfsii and Pythium debaryanum. Tropical Grain Legume Bulletin, No.27:2-7

Foley DC, 1980. Resistance to Pythium debaryanum in Zea mays seedlings. Proceedings of the Iowa Academy of Science, 87(4):134-138

Hashem M, Ali EH, 2004. Epicoccum nigrum as biocontrol agent of Pythium damping-off and root-rot of cotton seedlings. Archives of Phytopathology and Plant Protection, 37(4):283-297

Herrera Isla L, Acosta Sußrez M, Dita Rodrfguez MA, 1995. Damping-off of banana vitroplants at the nursery stage caused by Pythium debaryanum Hesse. Centro Agri^acute~cola, 22(3):93-96; 6 ref

Higginbotham RW, Paulitz TC, Kidwell KK, 2004. Virulence of Pythium species isolated from wheat fields in Eastern Washington. Plant Disease, 88(9):1021-1026.

IMI Herbarium, 1900-. Herbarium specimen. International Mycological Institute (now CABI Bioscience) Herbarium. Egham, UK: CABI Bioscience

Jasnic S, Ma?irevic S, 2006. Diseases of sunflower seedlings. (Bolesti klijanaca suncokreta.) Biljni Lekar (Plant Doctor), 34(4/5):313-315

Kapoor KS, Thakur PC, 1987. Control of seed bed losses of Capsicum. Capsicum Newsletter, 6:79-80

Kristek S, Kristek A, Tokic RG, Jurisic D, 2008. Antagonistic effects of biocontrol agents Pseudomonas fluorescens and Bacillus megaterium of sugarbeet root decay pathogens. Sugar Industry / Zuckerindustrie, 133(9):564-568

Kucmierz J, Bartynska M, 1991. Causes of pansy (Viola wittrockiana Gams.) decay. Prace Instytutu Sadownictwa i Kwiaciarstwa w Skierniewicach. Seria B, RoSliny Ozdobne, 16:129-138; 26 ref

Kumar A, Tripathi SC, 1991. Evaluation of the leaf juice of some higher plants for their toxicity against soil borne pathogens. Plant and Soil, 132(2):297-301; 25 ref

Lupascu G, Sasco E, Kastner B, Crivcianschi G, Holtschulte B, Hauer D, 2006. Reaction of some sugarbeet genotypes to pathogens which cause root rot. (Reactia unor genotipuri de sfecla de zahar la atacul patogenilor care produc putregaiul radacinii.) Cercetari de Genetica Vegetala si Animala [XXIII Simpozion National de Genetica Vegetala sitail~ Animala, 24-25 November 2004, Bucharest, Romania.], 9:91-98

Mathur AK, Tyagi RNS, 1983. A new pod rot due to Pythium debaryanum in cowpea, mung and urd. Indian Journal of Mycology and Plant Pathology, 13(2):219-220

Muradov, P. Z., Shirinova, G. F., Asgerli, L. X., Allahverdiyev, E., Gasimov, C. F., 2019. Species composition of fungi causing diseases in agricultural plants in agrarian sector of Azerbaijan. Journal of Applied and Natural Science, 11(4), 785-790. doi: 10.31018/jans.v11i4.2168

Nedelcu L, Alexandri AA, 1987. Temperature and biological activity in vitro of some antiperonosporic systemic fungicides. BPP, Buletinul de Protectia Plantelor, 4:49-52

Nedelcu L, Alexandri AA, 1995. Synergistic effect between metamidoxime and copper oxychloride. Probleme de Protectia Plantelor, 23(1):13-21; 17 ref

NZFUNGI2, 2019. New Zealand Fungi and Bacteria (NZFUNGI). New Zealand: Landcare Research.

ParaÐikovic N, Balicevic R, Vinkovic T, ParaÐikovic D, Karlic J, 2007. Biological control as a plant protection in gerbera and tomato transplants production. (Biolo?ke mjere za?tite u proizvodnji gerbera i presadnica rajcice.) Agronomski Glasnik, 69(5):355-364

Pena FAD, Raymundo AK, Militante EP, Garcia MU, Cruz LUdela, 1994. Biological control of damping-off fungi of agoho (Casuarina equisetifolia L.) using antagonistic bacteria. BIOTROPIA, No. 7:1-11; 15 ref

Raabe RD, Hurlimann JH, Byrne TG, 1981. Chemical and biological approaches to control of Pythium root rot of poinsettia. California Plant Pathology, No. 52:5-8

Raranciuc S, Popov C, Cana L, 2007. Recommendations regarding the prevention and control of diseases and pests by seed treatment in sunflower, rape, mustard, linseed, leguminous for grains and alfalfa, in 2007. (Recomandari privind masurile de prevenire si de combatere a bolilor si daunatorilor, prin tratamentul semintelor la culturile de floarea-soarelui, rapita, in, leguminoase pentru boabe si lucerna, în anul 2007.) Probleme de Proteçtia Plantelor, 35(2):47-52

Reimherr P, 1985. Atlas of diseases and pests of cyclamen. Gb + Gw, 85(48):1780-1790; [52 col. pl.]

Richardson JM, Stutz JC, Backhaus RA, 1985. Incorporating fungicides into fluid drilling gel to control damping-off of guayule. HortScience, 20(4):717-719

Sas-Piotrowska B, Piotrowski W, CieSlinska A, 1994. Efficiency of fungicide mixtures of different application range and impact on plant pathogens. (1) Agents affecting seedling rot. Zeszyty Problemowe Postepów Nauk Rolniczych, 414:253-263; 13 ref

Sati SC, Tiwari N, 1992. Studies of five species of Pythium parasitic on mustard and cabbage in India. Mycopathologia, 119(2):97-100

Sesan T, 1988. Present state of research on biological control of fungus diseases of legumes. Probleme de Protectia Plantelor, 16(3):219-236; 81 ref

sesan T, Iliescu M, Csep N, Craiciu M, Ivancea V, 1986. Biological means of prevention and control of some fungus diseases of sunflower and cotton. Probleme de Protectia Plantelor, 14(3):183-198; 33 ref

Shepherd RL, 1988. Effect of root-knot nematodes alone and in combination with fungi on cotton seedling disease. Proceedings, Beltwide Cotton Production Research Conferences, USA. 14, Paper presented at conference held at New Orleans, Louisiana, on January 3 - 8, 1988

Trotus E, Naie M, 2008. Controlling specific pathogens and pests of hemp by chemical treatment of seeds. (Cercetari privind reducerea atacului unor agenti patogeni si daunatori specifici culturilor de cânepa prin tratamentul chimic al semintei.) Lucrari Stiintifice, Universitatea de Stiinte Agricole Si Medicina Veterinara "Ion Ionescu de la Brad" Iasi, Seria Agronomie, 51(2):219-223.

Turhan G, Grossmann F, 1988. Antagonistic activity of Neocosmospora vasinfecta var. africana (von Arx) Cannon & Hawksworth against soil-borne fungi. Journal of Phytopathology, 123(3):199-206

UK CAB International, 1984. Pythium debaryanum. [Distribution map]. Distribution Maps of Plant Diseases, April (Edition 4). Wallingford, UK: CAB International, Map 208

Vesely D, Koubova D, 1994. In vitro effect of entomopathogenic fungi Beauveria bassiana (Bals.-Criv.) Vuill. and Beauveria brongniartii (Sacc.) Petch on phytopathogenic fungi. Ochrana Rostlin, 30(2):113-120

Vestberg M, 1988. Damping-off of sugar beet with special reference to the fungus Pythium Pringsheim. Journal of Agricultural Science in Finland, 60(3):153-178

Vestberg M, Tahvonen R, Raininko K, Nuormala N, 1982. Damping-off of sugar beet in Finland. I. Causal agents and some factors affecting the disease. Journal of the Scientific Agricultural Society of Finland, 54(4):225-244

Wei SQ, Zhong Y, Ma ZT, Jiang H, 1991. A survey on watermelon diseases in the northern China. China Fruits, No. 1:36-37

Wojciechowska-Kot H, Mikolajska J, 1988. Occurrence of black leg and leaf spots on sugar beet cultivated in longstanding monoculture. Acta Academiae Agriculturae ac Technicae Olstenensis, Agricultura Edition, No. 46:155-163; 16 ref

Zhang Jing, Huang ZhiYuan, Ouyang Zhi, 1994. Identification of the fungal pathogens for root rot in citrus. Journal of Southwest Agricultural University, 16(6):515-520; 8 ref

Distribution References

Allain-Boulé N, Lévesque C A, Martinez C, Bélanger R R, Tweddell R J, 2004. Identification of Pythium species associated with cavity-spot lesions on carrots in eastern Quebec. Canadian Journal of Plant Pathology. 26 (3), 365-370.

CABI, Undated. Compendium record. Wallingford, UK: CABI

CABI, Undated a. CABI Compendium: Status inferred from regional distribution. Wallingford, UK: CABI

CABI, Undated b. CABI Compendium: Status as determined by CABI editor. Wallingford, UK: CABI

Herb IMI, Undated. Specimen record from the collection in the Herb IMI Database., Kew, UK: Royal Botanic Gardens, Kew.

Higginbotham R W, Paulitz T C, Kidwell K K, 2004. Virulence of Pythium species isolated from wheat fields in Eastern Washington. Plant Disease. 88 (9), 1021-1026. DOI:10.1094/PDIS.2004.88.9.1021

Lupașcu G, Sașco E, Kastner B, Crivcianschi G, Holtschulte B, Hauer D, 2006. Reaction of some sugarbeet genotypes to pathogens which cause root rot. (Reacția unor genotipuri de sfeclă de zahăr la atacul patogenilor care produc putregaiul rădăcinii.). Cercetări de Genetică Vegetală și Animală. 91-98.

Muradov P Z, Shirinova G F, Asgerli L X, Allahverdiyev E, Gasimov C F, 2019. Species composition of fungi causing diseases in agricultural plants in agrarian sector of Azerbaijan. Journal of Applied and Natural Science. 11 (4), 785-790. DOI:10.31018/jans.v11i4.2168

NZFUNGI2, 2019. New Zealand Fungi and Bacteria (NZFUNGI)., New Zealand: Landcare Research.

Parađiković N, Baličević R, Vinković T, Parađiković D, Karlić J, 2007. Biological control as a plant protection in gerbera and tomato transplants production. (Biološke mjere zaštite u proizvodnji gerbera i presadnica rajčice.). Agronomski Glasnik. 69 (5), 355-364.

UK, CAB International, 1984. Pythium debaryanum. [Distribution map]. In: Distribution Maps of Plant Diseases, Wallingford, UK: CAB International. Map 208. DOI:10.1079/DMPD/20056500208

Distribution Maps

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