Landscape Report


Search Results: invasive

Clifty Falls

Pack Memories, Not Invasive Pests This Fall

Don’t give invasives species a ride during the fall camping and foliage season. This beautiful waterfall in Clifty Falls State Park is located only 20 miles from where spotted lanternfly has been found in Indiana. (Photo by M. Ruby)

A side view of a hand holding a spotted lanternfly. The insect has a bright yellow body with black spots. Its wings are flared and they have bright fuchsia, white, and black patches as well as black spots.

Invasive Species Awareness Week Special: Insects to watch for this summer

Invasive Species Awareness Week is the perfect time to brush up on what invasive species are, why we’re so worried about them, and which insects you should keep on your radar.

Update on invasive pests new and old

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[Read More…]

invasive plants

What Nurseries Need to Know About the Invasive Species Regulation? New Publication for Nursery Growers

A new publication for nursery growers has been released!  This publication, a joint venture between Purdue University and Indiana Department of Natural Resources, informs that nursery and landscape industry about new state regulations regarding invasive plants.  The rule goes into effect in two stages. As of April 18, 2019, it[Read More…]

Terrestrial Invasive Species Rule Signed by Indiana Governor

The Invasive Terrestrial Plant Rule was signed by Governor Holcomb and published on March 18, 2019.  The rule goes into effect 30 days after publishing, so it will be effective later in April. The rule states with respect to the 44 plant species included on the rule: “a person must[Read More…]

invasive musk thistle

Natural Resources Commission Preliminarily Adopts Invasive Plants Rule

On July 17th, at the Fort Harrison State Park in Indianapolis, the Natural Resources Commission passed the preliminary adoption of the Terrestrial Plant Rule (TPR) (  This rule restricts the sale, distribution, and transport of 44 invasive plants, which were determined invasive based on scientific literature by the Indiana Invasive[Read More…]

Emerald Ash Borer

Exotic Forest Pest Webinar Series to Start Fall Session October 20.

EAB University is about to start its fall semester, bringing you the information you need about emerald ash borer and other invasive pests and diseases that are now impacting our trees, forests and woodlands. Here’s a schedule of the webinars we have locked in so far. We will update you[Read More…]

Litylenchus crenatae subspecies mccanni

Beech Leaf Disease: Another worm to worry about

A new disease called Beech leaf disease (BLD), associated with native and ornamental beech trees (Fagus spp.), has been making its away eastward from Lake Erie. First observed in 2012, trees show dark interveinal leaf banding, deformation of the banding tissue, and leaf curling under increased disease severity. Leaves can[Read More…]

invasive workshop

Free Early Pest Detector Workshop

Learn how to protect Indiana from invasive species at a free workshop. Professor Cliff Sadof of Purdue University and Carrie Tauscher, Arboretum Director of the Crown Hill Heritage Foundation will show you the best way to look for and report invasive species and provide a chance to practice reporting on[Read More…]

Welcome Screen

Plant Problems? There’s a mobile-friendly website for that!

All plants can fall victim to insects, diseases, and environmental problems. How they respond to this stress is often the same: Wilting, yellowing, holes, rots, blight—it’s a long list! With so much overlap in symptoms, it can be quite a challenge for people to identify their plant health problems accurately,[Read More…]

Spotted Lanternfly Now in Northern and Southern Indiana

Hoosiers Citizens Report Spotted Lanternfly in Northern IN. Report finds to 866-663-9684.

National Tree Check Month? Check your Pool Filters Too!

Checking your pool filter and your trees could save your neighborhood from invasive pests.

Droplets of honeydew produced by the tuliptree aphid accumulated during dry weather.

Beware the Honeydew List

Honeydew, or the sticky liquid excrement that accumulates beneath trees infested with sucking insects, can attract stinging insects, pit the finish of your car, and coat your plants and picnic tables with black sooty mold. Learning which trees are prone to these problems can keep you from getting tied up in a sticky mess.

The image shows a person’s hands repotting a plant. Photo by Ivan Radic, flickr

Avoiding Jumping Worm When Landscaping and Gardening

Jumping worm is spreading in the Midwest. Take these steps to avoid spreading it when planting this spring.

The image shows a black insect with white spots clinging to a green stem. The photo is by Stan Lupo, flickr.

Update: Spotted lanternfly has hatched

Spotted lanternfly has hatch. Keep your eyes peeled for them and report them if you see them.

Three Tree Pest Insects That Will Start Hatching Soon

Warm weather means hatching insects as well as blooming flowers. Here are three to keep your eye out for and some management tips for them.

Ninebark flower clusters turn to red seed capsules that persist into the winter. Photo credit: Ashley Adair

Planting for our Future: Landscaping with Natives

Throughout the decades, many landscape fads have ended in failure. Dame’s rocket, wintercreeper, and purple loosestrife are a few examples of beautiful and vigorous ornamentals that have wreaked havoc on our natural ecosystems. Nursery professionals, as well as consumers, were unaware of the potential negative impacts of non-native species, often[Read More…]

A close up of a mantis’s face. It is turned towards the camera.

5 Bugs that Might Hitchhike on Holiday Decorations: 3 harmless and 2 to worry about

Key Information: Insects rarely get transported inside on decorations. DO NOT treat your decorations with insecticide. This is potentially dangerous to your family and pets. Don’t worry. Most of the insects that hitch a ride on decorations are harmless.   A surprise, six-legged guest is the last thing most people[Read More…]

A hand holding a spotted lanternfly. The insect has bright red hind wings and a yellow abdomen. It also has black and white spots. It has a drop of honeydew coming out of its abdomen.

10 Places to Refresh Your Management Knowledge Over the Winter

Fall and winter is a great time to update your knowledge of plants, pests, and new management techniques. We’ve compiled a list of upcoming events that will help you learn what you need to know for next spring.

Spotted lanternfly found in Southern Indiana (Photo by A. Rust (Indiana DEPP).

Spotted Lanternfly Found in Indiana

Hoosiers find Spotted Lanternfly in IN. Report finds to 866-663-9684.

Sign-up to receive email news and alerts from Purdue Landscape Working Group: