THE HLB Epidemic in California

HLB+ Trees

2,041

Total as of Sept 8, 2020.

Updated monthly.

CLas+ ACP 

311

Total as of Sept 8, 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

Regulatory Program

Numbers at a glance

202008 lab capacity.jpg
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.

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

HLB+ trees by city