THE HLB Epidemic in California

HLB+ Trees

2,088

Total as of Oct 16, 2020.

Updated monthly.

CLas+ ACP 

315

Total as of Oct 16, 2020.

Updated monthly.

Tree samples tested

385,439

Total as of June 30, 2020.

Updated quarterly.

ACP samples tested

403,529

Total as of June 30, 2020.

Updated quarterly.

Data collection and analysis supported by:

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Geographic Distribution

Where is the disease being found?

All HLB+ trees have been found in residential areas. No diseased trees have been detected with PCR in a commercial grove.

Bacterial Titer

Is the concentration of bacteria in infected samples changing?

Analytical Updates Blog

Numbers at a glance

HLB+ trees by variety
Regional ACP Quarantine zones for the shipment of bulk citrus.
Yellow sticky traps with ACP detected on grove traps within 5 miles of a major transportation route before and after trucks of fruit were requried to be tarped during transit.
202008 lab capacity.jpg

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DATOC is sponsored by the Citrus Research Board and the California Citrus Pest and Disease Prevention Program.