How to collect or dispose of firewood and brush without compromising forest health.
Some say they feel a sharp bite on arms or legs but then have to search to find the cause. What they find is a very tiny black bug, almost too small to cause such a bite. Rest assured, however, that these are the culprits. Think of them as – a big bite in a small package. These bugs (insidious flower bugs) are becoming quite a nuisance on warm afternoons as of late and are expected to continue into the fall. Insidious flower bugs are 2X larger than the period at the end of this sentence, broadly oval in shape, and black with whitish or silver markings on the back. Insidious flower bugs can fly and often make their way through window screens to provide equal irritation to people inside homes as outside. Why they bite is still a bit of a mystery. However, we know that they live up[Read More…]
This year has been a rollercoaster of good (e.g. continued progress on the long term fight against emerald ash borer) and bad (e.g. sudden oak death potentially being introduced into the Midwest) news about invasive species. There’s been a lot to keep track of, but don’t worry if you’ve missed anything. You can learn all the details, get a chance to ask experts questions, and get CE credit (ISA, CCH, SAF, Master Gardeners and Naturalists, etc.) in this fall’s free EABU webinars. Register to watch live or later at http://www.emeraldashborer.info/eabu.php Can’t watch it live? No problem! All webinars are recorded and posted online after the talks. Make sure to register to be notified when the videos are posted. CEU credits will be offered (ISA, CCH, SAF, Master Gardeners and Naturalists). Contact Elizabeth Barnes at firstname.lastname@example.org for more details. Cover photo by Daniel Herms, The Ohio State University, Bugwood.org Fall[Read More…]
Learn which webs are made by pests and which webs are made by the animals that eats pests.
Late summer swarms of hover flies can be scary but pose no real threat.
Check to be sure bagworms are actively feeding before applying pesticides.
This 5 minute check could save your tree and others in your neighborhood!
Don’t miss the 2019 Purdue Turf and Landscape Field Day on July 9th! Your opportunity to interact with Purdue Specialists, see the latest on-going research and best management practices, and network with others in the Green Industry. This is the premiere Green Industry education event that you’ll find this summer! https://www.mrtf.org/event/turf-and-landscape-field-day/?event_date=2019-07-09 In the landscape track, we have our Purdue Plant and Pest Diagnostic Lab discussing boxwood blight, our Entomologist covering insect pests, the Nursery and Landscape Specialist covering weed control timing (including current research on two herbicide products and timing of application), Consumer Horticulture Specialist demonstrating native shrubs, Urban Forestry Specialist presenting information on tree risks, the Office of the Indiana State Chemist, Fred Whitford, and much more. New this year, we will have a campus walk-about with all of the Green Industry Specialists on campus to locate and diagnose trees and shrubs with various problems. This will also give[Read More…]
Viburnum leaf beetle, a newly arrived exotic pest in Indiana may be the cause of viburnum defoliation. Report this pest to 1-866-NO-EXOTIC if you find this insect in Indiana.
It takes more than a tiny leaf mining weevil to kill a vigorously growing elm tree.