Rapid Ohia Death
Pest/Disease
Critical Threat
Photo: Joy Viola / Northeastern University (CC-BY-3.0-US (Bugwood))
Identification & Biology
Two Ceratocystis fungi that kill ohia trees by clogging their vascular system. Trees can die within weeks. Ohia forms 80% of Hawaii's native forest canopy - its loss would be catastrophic for the ecosystem.
Current Status
Established on Hawaii Island. Detected on Kauai, Oahu, Maui. Spreading.
States affected:
Hawaii
What Homeowners Should Do
Do not wound ohia trees. Clean tools between trees. Do not move ohia wood between islands. Report browning ohia to Hawaii Dept of Agriculture.
Identification Photos
Related Threats
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