List of cucurbit diseases

This article is a list of diseases of cucurbits (Citrullus spp., Cucumis spp., Cucurbita spp., and others).

Bacterial diseases

Bacterial diseasesAngular leaf spotPseudomonas amygdali pv. lachrymansBacterial fruit blotch/seedling blightAcidovorax avenae subsp. citrulli = Pseudomonas pseudoalcaligenes subsp. citrulliBacterial leaf spotXanthomonas campestris pv. cucurbitaeBacterial rind necrosisErwinia spp.Bacterial soft rotErwinia carotovora subsp. carotovoraBacterial wiltErwinia tracheiphilaBrown spotErwinia ananas

Fungal diseases

Fungal diseasesAlternaria leaf blightAlternaria cucumerinaAlternaria leaf spotAlternaria alternata f.sp. cucurbitaeAnthracnose (stem, leaf and fruit)Colletotrichum orbiculare Colletotrichum lagenarium Glomerella lagenarium [teleomorph]Belly rotRhizoctonia solani Thanatephorus cucumeris [teleomorph]Black root rotThielaviopsis basicolaBlue mold rotPenicillium spp. Penicillium digitatumCephalosporium root and hypocotyl rot, stem streak and diebackAcremonium spp. Cephalosporium spp.Cercospora leaf spotCercospora citrullinaCharcoal rot Vine decline and fruit rotMacrophomina phaseolinaChoanephora fruit rotChoanephora cucurbitarumCollapse of melonMonosporascus eutypoides Bitrimonospora indicaCorynespora blight/target spotCorynespora cassiicolaCrater rot (fruit)Myrothecium roridumCrown and foot rotFusarium solani Haematonectria haematococca Nectria haematococca [teleomorph]Damping-offAcremonium spp. Fusarium spp. Fusarium equiseti Gibberella intricans[teleomorph] Phytophthora sp. Pythium spp. Rhizoctonia solani Thielaviopsis basicola Other fungiDowny mildewPseudoperonospora cubensisFusarium fruit rotFusarium equiseti Fusarium roseum f. gibbosum Fusarium graminearum Gibberella zeae [teleomorph] Fusarium semitectum Fusarium solani f. sp. cucurbitae Fusarium spp.Fusarium wiltFusarium oxysporum (with these formae speciales:) Fusarium oxysporum f.sp. benincasae Fusarium oxysporum f.sp. cucumerinum Fusarium oxysporum f.sp. lagenariae Fusarium oxysporum f.sp. luffae Fusarium oxysporum f.sp. melonis Fusarium oxysporum f.sp. momordicae Fusarium oxysporum f.sp. niveumGray moldBotrytis cinerea Botryotinia fuckeliana [teleomorph]Gummy stem blight (vine decline)Didymella bryoniae Mycosphaerella melonis Phoma cucurbitacearum [anamorph]Lasiodiplodia vine decline/fruit rotLasiodiplodia theobromae Diplodia natalensisMonosporascus root rot/Myrothecium canker (black canker)Monosporascus cannonballus Myrothecium roridumNet spotLeandria momordicaePhoma blightPhoma exigua var. exigua Ascochyta phaseolorumPurple stemDiaporthe melonis Phomopsis cucurbitae [teleomorph] Phomopsis black stemPhomopsis sclerotioidesPhyllosticta leaf spotPhyllosticta cucurbitacearumPhytophthora root rotPhytophthora spp. Phytophthora capsiciPink mold rotTrichothecium roseumPlectosporium blightPlectosporium tabacinumPowdery mildewPodosphaera xanthii s.l. Golovinomyces tabaciPythium fruit rot (cottony leak)Pythium spp.Rhizopus soft rot (fruit)Rhizopus stolonifer Rhizopus nigricansScab/gummosisCladosporium cucumerinumSclerotinia stem rotSclerotinia sclerotiorumSeptoria leaf blightSeptoria cucurbitacearumSouthern blight (Sclerotium fruit and stem rot)Sclerotium rolfsii Athelia rolfsii [teleomorph]Sudden wiltPythium aphanidermatumUlocladium leaf spotUlocladium consortialeVerticillium wiltVerticillium albo-atrum Verticillium dahliaeWeb blightRhizoctonia solani

Miscellaneous diseases and disorders

Miscellaneous diseases and disordersAir pollution injuryOzone, sulfur dioxide and othersBitter fruitSunburn injury, physiologic stressBlossom end rotPhysiological disorder, calcium deficiency, moisture imbalanceBottle neck of fruitIncomplete pollinationMeaslesPhysiological disorder, salt toxicitySandburnPhysiological disorderSunscald (fruit)Excessive or intense direct heat/ solar injuryWindburnPhysiological disorder

Nematodes, parasitic

Nematodes, parasiticDagger, AmericanXiphinema americanumLesionPratylenchus spp.PinParatylenchus spp.ReniformRotylenchulus reniformisRingCirconemella spp.Root-knotMeloidogyne spp.SpiralHelicotylenchus spp.StingBelonolaimus longicaudatusStubby-rootParatrichodorus minorStuntTylenchorhynchus claytoni

References Common Names of Diseases, The American Phytopathological Society Cucurbit Diagnostic Key, The Cornell Plant Pathology Vegetable Disease Web Page Cucurbit Diseases (Fact Sheets and Information Bulletins), The Cornell Plant Pathology Vegetable Disease Web Page Lucid Key to Diagnosing Postharvest Diseases of Cantaloupe