Other Invasive Species

The Euonymus leaf notcher, Pryeria sinicia, is a recent pest of Euonymus in Maryland. Please visit the Maryland Invasive Species Council Web Site for details at http://www.mdinvasivesp.org/pryeria_sinica.html.

Photos of Pryeria sinicia:

Pryeria sinica moths and eggs on Euonymus.

Pryeria sinica caterpillars feeding on Euonymus.

Other invasives of interest:

Keep an eye out for beetles or other critters emerging from holiday craft products such as wood products, cones, etc. The wood holiday craft products alert can be found at: http://www.aphis.usda.gov/ppq/crafts/trees.html.

The European wood wasp, Sirex noctilio, has been discovered in upstate New York and Canada along the St. Lawrence Seaway. It has the potential t be a very serious pest of pines in the U.S. Please read more about this serious new threat at http://www.mdinvasivesp.org/sirex_noctilio.pdf.

Wavyleaf Basketgrass, Oplismenus hirtellus ssp. undulatifolius, is a highly invasive grass that has been discovered in several areas in Maryland including parts of Patapsco State Park. The seeds are very sticky and can be moved around easily by people and animals. Keep an eye out for it. For information and to report sightings visit the Maryland Department of Natural Resources information page at: http://www.dnr.state.md.us/wildlife/wl_basketgrass.asp.

Wavyleaf basket grass foliage.