critical severity

Umuhondo w'Urupfu w'IkokiyeIdentification & Treatment Guide 2026

Candidatus Phytoplasma palmae (16SrIV group) · Family: Acholeplasmataceae

Umuhondo w'urupfu w'ikokiye uterwa na phytoplasma. Tera ubwoko burwanya.

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Quick Diagnosis

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Umuhondo w'Urupfu w'Ikokiye

Affects: inflorescencesfruitfrondstrunk
Peak Season: Year-round in tropical regions; spread tracks planthopper population dynamics
Spread Risk: Moderate
Spread By: Planthopper vectors (Haplaxius crudus in Americas, Diostrombus mkurangai in Africa)

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Utekereza ko ikimera cyawe gifite Umuhondo w'Urupfu w'Ikokiye?

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Symptoms: What does Umuhondo w'Urupfu w'Ikokiye look like?

Visual identification guide — tap each stage for details

Premature coconut nut fall on ground from lethal yellowing — Premature nut drop — first visible symptom often noticed

Progressive frond yellowing from lower canopy in coconut palm — Progressive yellowing advancing from lower to upper fronds

Dead coconut palm with bare trunk after lethal yellowing — Crown loss leaving bare 'telephone pole' trunk

Intambwe ya mbere

Premature nut fall and flower blackening
Imbuto zigwa mbere y'igihe, amabuye y'amazi ahinduka.

Intambwe yo hagati

Progressive frond yellowing from lower canopy upward
Amababi ahinduka umuhondo uhereye ku mpande.

Intambwe y'imperuka

Crown collapse and death
Amababi yose yumye, igiti gipfa.

Causes: Why is my plant getting Umuhondo w'Urupfu w'Ikokiye?

Environmental triggers and disease cycle

Planthopper vectors feeding on infected palms and transmitting phytoplasma to healthy palms
Planting susceptible tall coconut varieties
Proximity to infected palms — vectors fly relatively short distances (100-500 m)
Movement of infected planting material

Disease Lifecycle

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Host Plant

Susceptible crop

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Pathogen

Candidatus Phytoplasma

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Conditions

Year-round in tropical regions; spread tracks planthopper population dynamics

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Infection

Penetrates tissue

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Symptoms

Visible signs

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Spread

Planthopper vectors (Haplaxius crudus in Americas

How to Treat Umuhondo w'Urupfu w'Ikokiye

Tick each step as you complete it — works offline too

🌿 OrganicSafe for all farms

Organic Treatment Steps

5 steps

Kuraho ibiti byandujwe vuba.
Tera ubwoko burwanya (Malayan Dwarf).
Koresha imiti irwanya udukoko.
Kurikirana ibiti buri kwezi.
Tera ibiti bishya kure y'ahandujwe.

🧪 ChemicalUse protective equipment

Chemical Treatment Steps

4 steps

Tera oxytetracycline mu igiti (trunk injection).
Ongera buri mezi 4.
Kuvuza udukoko n'insecticides.
Antibiotike ntikiza phytoplasma ariko igabanya ibimenyetso.

Prevention & Seasonal Calendar

Year-round protection plan for your crops

Pre-Planting

Ubwoko burwanya
Kuraho ibiti byandujwe

Mid-Season

Kurwanya udukoko
Kurikirana

Post-Harvest

Gutera kure y'ahandujwe

🛡️ Resistant Varieties

Malayan Dwarf (Green)Malayan Dwarf (Yellow)Malayan Dwarf (Red)Maypan hybrid (Malayan Dwarf × Panama Tall)Sri Lanka Green Dwarf

View full seasonal calendar for your region →

Frequently Asked Questions

Common questions about Umuhondo w'Urupfu w'Ikokiye

Ikokiye yandujwe irimo gukira?

Oya mu buryo busanzwe. Oxytetracycline igabanya ibimenyetso ariko ntikiza phytoplasma.

Ni ubuhe bwoko burwanya?

Malayan Dwarf, Maypan, n'ibindi bwoko bw'amakokiye agufi burwanya neza.

Ikwirakwira gute?

Planthoppers (Haplaxius crudus) zikwirakwiza phytoplasma zihenda ibiti byandujwe.

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Affected Plant

Coconut

Cocos nucifera

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Treatment Guide

Full Treatment Protocol

Detailed spray schedule & dosage guide

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