Forest Health

Canada Thistle is also known as creeping thistle, as well as green or perennial thistle, depending on the source. Others express their opinion about it by calling it hard thistle and cursed thistle. Canada thistle is an aggressive and colonial perennial, with both male and female plants. It is considered a noxious weed in Maryland and many other areas across the U.S.

Learn about the "blue paint law" that will make marking your woodland boundaries less time-consuming. There's news about two recent awards for the Woodland Stewardship Education program, and information about the native Southern Pine Beetle. Our regular features include the "Woodland Wildlife Spotlight," "Invasives in Your Woodland," plus the events calendar, the Brain Tickler challenge, and the News and Notes section.

The Asian Longhorned beetle (ALB), native to eastern China and Korea, is a wood-boring pest which feeds on a number of hardwood trees, eventually killing them, impacting both urban trees and forested sites. Wildlife habitat will be impacted due to loss of forest shelter and food sources. Industries such as such as lumber, maple syrup, nursery, commercial fruit, and tourism will feel an economic impact.

In this issue: Help us learn more about our readers and subscribers by taking our short survey. Read about a potential ally in the fight against hemlock wooly adelgid, and how Marylanders can get a rebate for planting native trees. There's information about our spring session of "The Woods in Your Backyard" online course, plus our regular features: the "Woodland Wildlife Spotlight" looks at the American beaver and "Invasives in Your Woodlands" looks at Princess tree. And don't forget the events calendar and the Brain Tickler challenge.

The News and Notes roundup for this issue features advice about dealing with the spongy moth, ways to help keep your property accessible during wildfires, a timeline about wood heating technology, and how you can get your green industry business listed with the Woodland Stewardship Education program's online directory.

Read about our upcoming online courses for the fall and about this year's Maryland-Delaware Master Logger. There's also the News and Notes summary about stories you might have missed, as well as our regular features the Woodland Wildlife Spotlight, Invasives in Your Woodland, and the Brain Tickler challenge. 

The News and Notes roundup for this issue features a way to get caught up on this fall's Woodland Wildlife Wednesday webinars, a way to remove adult Spotted Lanternflies using an empty water bottle, how to have your business listed in our new Natural Area Management Services Providers Directory, and how to order seedlings for spring planting projects from the Maryland State Nursery.

The spotted lanternfly (SLF) is a colorful non-native, invasive pest native to Asia that was first detected in the United States in 2014 in Berks County, Pennsylvania. In addition to Pennsylvania, it has been confirmed in Maryland, Delaware, New Jersey, West Virginia, and Virginia. In Maryland, Cecil and Harford Counties are under a quarantine. The first instar hatch was recorded in Cecil County in May 2020.

Read the "Woodland Wildlife Spotlight" and "Invasives in Your Woodland," a new invasive insect you should know called Spotted Lanternfly, and the Brain Tickler challenge.