Chinese lantern bugs bucks county pa1/31/2024 Infrequently, I will see significant infestation on young tree of heaven." "Seems like I have more adult flies about my home than in the vineyard. The rest of the vineyard had been sprayed with Dinotefuron a week earlier, and those blocks remain mostly bug free now 2 weeks later." "Continue to see significant less SLF. Sprayed Mustang Maxx and the problem is gone. For example: "The pressure is far lower than recent years.we saw a little burst of them around September 10, in one block of vines that hadn't been treated. Growers in Pennsylvania continue to remark how the SLF density is lower than during last year's growing seasons. Half of respondents also reported that SLF were found in 25% of less of their vineyard acreage, while 6 respondents indicated that SLF were present in a larger vineyard area. Indeed, the highest infestation densities were 1-10 SLF/ vine in 64% of the vineyards, with only 6 vineyards reporting population level over 11 insects per vine. However, many respondents commented that overall population densities were lower than last year, especially in southeastern PA. Over half of the respondents (15) indicated that SLF population has increased in their vineyard either with or without insecticide application. The following text concerns only adult SLF reports from 25 vineyards and winery owners who responded to the survey since the last update. Within Pennsylvania, SLF infestations were reported in vineyards located in Allegheny, Berks, Chester, Columbia, Cumberland, Dauphin, Fulton, Huntingdon, Lebanon, Lehigh, Perry, Snyder, York. Adult spotted lanternfly (SLF) have been observed in Pennsylvania, New Jersey, Maryland, New York, Ohio, Virginia, and West Virgina. Since our last update on September 22, 69 vineyard and winery owners, farmers, and members of the public have responded to our survey. Update October 6, 2023- Adult spotted lanternfly continue to spread - but lower density than expected Please review Spotted Lanternfly Management in Vineyards for more information about SLF in vineyards and review Penn State Extension Spotted Lanternfly information pages for general information on reporting, identifying, and managing SLF. Our survey aims to provide additional information about the level of infestation with the support of an interactive survey. The New York Integrated Pest Management map shows data that state regulatory agencies have supplied. The spotted lanternfly (SLF) population is present across the Mid-Atlantic region and has already been established in the Lake Erie region of Ohio and in Virginia.
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