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- Home, Yard, & Garden Newsletter article from 7-20-15
- Home, Yard, & Garden Newsletter article from 6-22-15
- White Grubs
- Japanese Beetles and Silk Clipping: New Research on an Old Foe
- Japanese Beetles – lower numbers this summer!
- Japanese beetles survived the winter, now what
- Japanese Beetle Update by Dr. Phil Nixon
- Japanese Beetle Factsheet - Utah State University
- Japanese Beetle Myth Information
- Japanese Beetle Q&A by Minnesota Extension
- University of Illinois Extension Home, Yard, and Garden Pest Newsletter
- Japanese Beetle and Look-alike Pictures
- Request a speaker
- University of Illinois Extension Field Crop IPM information
- ILRiverHort Blog - Ferree's Horticulture Blog
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38 Total Posts
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Tuesday, July 21, 2015
Japanese Beetle Original article found at http://hyg.ipm.illinois.edu/article.php?id=732 Japanese beetle adults are present throughout the state. In most areas, numbers are low, but there have been reports of locally high numbers. We c...
Tuesday, June 30, 2015
Home, Yard, & Garden Newsletter article from 6-22-15 Japanese beetle adults are present throughout Illinois. Robert Bellm, Extension Educator, reported their presence in southern Illinois, and Martha Smith, Extension Educator, reported them in northwestern Illinois. Extended deep soil freezing in northern Illinois d...
Tuesday, September 30, 2014
Update on September 23, 2014 from Home, Yard, & Garden Pest Newsletter White grub infestations continue to be widespread and scattered this year. There appears to be more mammal and bird damage than direct grub damage appearing. With the low number of Japanese beetle and masked chafer adults in most areas of the state,...
Tuesday, July 8, 2014
Posted on June 27, 2014 by Michael Gray On June 18, Robert Bellm, Commercial Agriculture Educator, observed Japanese beetles in Madison County, Illinois. Overall this season, I've received very few reports regarding this insect. With corn now r...
Monday, July 7, 2014
June 20, 2014 Yes – this news is a gardener's dream come true – for at least the 2014 growing season! All the winter data is in and the experts now say Japanese beetle numbers in northern Illinois will be much lower this year. Many Japanese beetle larvae did...
Monday, July 7, 2014
Strategy for Japanese beetle traps: Detection then removal. Late each May, I place a red insecticide strip and a pheromone lure into a specially designed Japanese beetle trap that resembles a colorful torpedo or bomb ( Figure ). The lure works to attract Japanese beetles two different ways, one portion holds a female sex pheromone that attracts males looking...
Friday, June 20, 2014
Many Japanese beetle larvae did not survive the winter, particularly in the northern half of the state. Research has shown that Japanese beetle grubs do not migrate deeper than 11 inches into the soil for the winter. They die if the soil temperature reaches 15 degrees F or if they are subjected to freezing temperatures for 2 months. Last winter the soil was frozen to 15 inches deep in central...