Guava Pests

A.Pests of National Significance

Insect pests

1. Fruit fly: Bactrocera correcta (Bezzi) and B. spp (Diptera: Tephritidae)
2. Fruit borer complex:
   • Castor capsule borer: Congethes (Dichocrocis) punctiferalis Guenée (Lepidoptera: Crambidae)
   • Pomegranate butterfly: Deudorix (Virachola) isocrates Fabricius (Lepidoptera: Lycaenidae)
   • Fruit borer: Rapala varuna Hewitson (Lepidoptera: Lycaenidae)
3. Bark eating caterpillar: Indarbela tetraonis (Moore) (Lepidoptera : Cossidae)

Diseases

• Guava wilt: Fusarium oxysporum f.sp. psidii and F. solani (Mart.) Sacc.
• Fruit rot: Phytophthora nicotianae Dastur, P. nicotianae Breda de Haan var. parasitica, P. citricola Sawada and Rhizopus stolanifer (Ehrenb.) Vuill.
• Stem canker and dry fruit rot: Physalopara psidii Stevens & Pierce and Diplodia netalensis Evans.]
• Dieback and fruit rot: Colletotrichum psidii Curzi./Colletotrichum gloeosporioides (Penz.) Penz. and Sacc.

Weeds

Grasses

• Bermuda grass: Cynodon dactylon L. Poaceae
• Hairy crabgrass: Digitaria sanguinalis (L.) Scop. Poaceae
• Egyptian crowfoot grass: Dactyloctenium aegyptium (L.) Willd Poaceae
• Buffalo grass: Paspalum conjugatum P. J. Bergius Poaceae
• Cogongrass: Imperata cylindrica (L.) P. Beauv. Poaceae

Broad leaf

• Coat buttons: Tridax procumbens L. Fabaceae
• Beggar-ticks: Bidens pilosa L. Asteraceae
• Silk Leaf: Lagascea mollis Cavanilles Asteraceae
• Canoe weed: Phyllanthus maderaspatensis L. Euphorbiaceae
• Mohanavallee: Loranthus longiflorus Desr. (Loranthaceae) (Semi- parasitic weed)
• Amaranth: Amaranthus viridis L. Amaranthaceae
• False amaranth: Digera arvense Forssk. Amaranthaceae
• Asthma herb: Euphorbia hirta L. Euphorbiaceae
• Milkweed: Euphorbia geniculate L. Euphorbiaceae
• Whitetop Weed: Parthenium hysterophorus L. Asteraceae
• Horse purslane: Trianthema portulacastrum L. Aizoaceae

Sedges

• Purple nut sedge: Cyperus rotundus L. Cypraceae
• Flat sedge: Cyperus iria L. Cypraceae

Pests of Regional Significance:

Insect pests

• Tea mosquito bug: Helopeltis antonii Signoret (Hemiptera: Miridae)
• Mealy bug: Ferrisia virgata (Cockerell), Maconellicoccus hirsutus Green (Hemiptera: Pseudococcidae:)
• Coccids: Hemaspidoproctus cinereus Green. (Hemiptera: Margarodidae)
• Guava aphid: Aphis punicae Passerini (Hemiptera: Aphididae)

Diseases

• Fruit canker: Pestalotia psidii Pat. (Mumbai, Mysore, Thane, Dharwar, Pune, Ponta Vally, Himachal Pradesh and Lucknow)
• Algal leaf and fruit spot: Cephaleuros virescens Kuntze (Mysore, Patna, Lucknow and Sitapur)
• Styler end rot: Phomopsis psidii de Camara (Lucknow and Bangalore)

Weeds

Grasses

• Quackgrass: Agropyron repens (L.) P.Beauv. Poaceae
• Indian goosegrass: Eleusine indica (L.) Gaertn. Poaceae
• Lovegrass: Eragrostis tanella (L.) P.Beauv. Poaceae
• Johnson grass: Sorghum helepense (L.) Pers. Poaceae

Broad leaf

• Pig weed: Boerhavia hirsuta Willd Nyctaginaceae
• Shaggy Button Weed: Borreria hispida (Linn.) K. Schum. Rubiaceae
• Swine Cress: Cronopus didymus L. Sm. Brassicaceae
• Common Purslane: Portulaca oleracea L. Portulacaceae
• Launaea: Launea nudicaulis (L.) Hook. f. Asteraceae
• Sticky spider-flower: Cleome viscosa L. Capparaceae

Sedges

• Yellow nutsedge: Cyperus esculentus L. Cyperaceae
• Small-floweed umbrella sedge: Cyperus difformis L. Cyperaceae

IPM for Guava

To know the IPM practices for Guava, click here.

Source: NIPHM and Directorate of Plant Protection, Quarantine & Storage