Resources

Michigan Chestnut Management Guide

Published on March 23, 2023
Nutrient management, weed, pest and disease control guide for Michigan chestnuts.
Michigan Christmas Tree Pest Management Guide

Published on March 8, 2023
A comprehensive guide for Christmas tree pest management from insects to diseases to protecting pollinators.
Spotted Lanternfly Biology

Published on August 26, 2022
A new invasive insect pest has arrived in Michigan. Learn about the biology of the spotted lanternfly, including its hosts and impacts, and how it spreads.
Identifying Trees of Michigan: E2332 Revised 2022

Published on May 23, 2022
"Identifying Trees of Michigan: E2332 Revised 2022" briefly describes 69 of the more common trees found in Michigan.
Using Bands to Protect Shade Trees from Spongy Moth

Published on May 4, 2022
Hiding bands and barrier bands can help protect individual shade trees from spongy moth, formerly gypsy moth.
Dealing with Spongy Moth Around Your Home or Property

Published on April 27, 2022
Spongy moth, formerly gypsy moth, can be an annoying pest in residential, urban and rural areas as well as forests.
Surveying Spongy Moth Egg Masses to Forecast Next Year’s Population

Published on April 27, 2022
Surveying spongy moth, formerly gypsy moth, egg masses, which are present for nine to 10 months every year, provides a means for pest managers to estimate how high a spongy moth population is likely to be the following year.
A Virus and a Fungal Disease Cause Spongy Moth Outbreaks to Collapse

Published on April 27, 2022
Two diseases that affect spongy moth, formerly gypsy moth, caterpillars are the most important factors causing outbreaks to collapse. One disease is a nucleopolyhedrosis virus (NPV) and the other is a fungus called Entomophaga maimaiga.
Spongy Moth Life Cycle

Published on April 27, 2022
Spongy moth, formerly gypsy moth, completes one generation each year. Eggs hatch in spring, typically between early and mid-May in much of Lower Michigan, and in late May or mid-June further north.
New Name, Familiar Pest: Dealing with Outbreaks of Spongy Moth, Formerly Gypsy Moth - Questions and Answers

Published on April 14, 2022
A spongy moth webinar, part of the NotMISpecies series, aired on April 14, 2022. Viewers submitted questions that have been addressed by the experts who presented the webinar. This document includes the questions and answers, grouped by topic area.