Potato Psyllid / Zebra Chip Monitoring

adult psyllid
yellow sticky trap
potato chips

Psyllid captures increase – 24 July 2025 update

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• This week we received traps from 48 fields that we are monitoring.• We captured a total of 38 psyllids across 13 fields.• Captures were from the following counties: Payette, Canyon, Jerome, Gooding, and Twin Falls.• Among the 13 psyllids captured last week, none tested positive for Lso. Psyllid captures this week ticked up from…

Psyllid captures still low; one Lso-positive psyllid from last week

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Psyllid captures this week were similar to the relatively low captures during this period in the last 2-3 seasons. With relatively low psyllid captures and only two Lso-positive psyllids detected so far, ZC risk appears to be relatively low this year. That could change as the season progresses and temperatures rise, so stay tuned.

Psyllid captures still low; no new Lso-positives

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• This week we received traps from 47 fields that we are monitoring.• We captured a total of 9 psyllids spread across 8 fields.• Captures were from the following counties: Payette, Canyon, Jerome, Gooding, and Twin Falls.• The 3 psyllids captured last week all tested negative for Lso.• For psyllids captured this week, we expect…

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.

Year

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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