Potato Psyllid / Zebra Chip Monitoring

adult psyllid
yellow sticky trap
potato chips

final report of the season

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This is the final report of the 2022 potato psyllid / Lso monitoring season. The two psyllids captured last week tested negative for Lso, the bacterium associated with zebra chip disease (ZC). It was an interesting year with very low psyllid captures overall, but relatively high incidence of Lso. About 22% of all psyllids tested…

Psyllid update, 28 July 2022

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This week we received traps from 66 of the 72 fields that we are monitoring this year. We found a total of 17 psyllids across 11 (17%) of the 66 fields observed. Psyllids were captured from three fields in Canyon County on traps that had been deployed for two weeks. Psyllids were captured in the…

Psyllid Map: Southern Idaho

The map below shows the average number of pysllids per trap (sticky card) by county for a given week. Click on a county for details.


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Click a county on the map to see a chart of weekly county values for the year, or select from the following list.


Regional Psyllid Comparison

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Psyllids by County/Region

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Annual Comparison by Week