Where Have all the “Flowers” Gone?

Before — Exit Ramp from I-495 to MD185 (SHA Photo)

Contact: Shelley Brunelle, Maryland SHA | SBrunelle@sha.state.md.us ANNAPOLIS, MD (October 01, 2017) – When did you last travel along congested I-495, I-95 between Washington DC and Baltimore, or on US 50 toward Annapolis, and notice something missing? Missing are certainly not angry red taillights or flashing blue lights or even cautious amber work lights. Missing is […]

Continue reading

A Wavyleaf Wannabe

Leaves of Arthraxon fully encircle the stem, distiguishing the species from many other invasive grasses of Maryland. Photo by K. L. Kyde.

Contact Marc Imlay: ialm@erols.com | Written by Marc Imlay and Kerrie Kyde. Seed-bearing racemes of Arthraxon hispidus. Photo by K. L. Kyde. Leaves of Arthraxon fully encircle the stem, distiguishing the species from many other invasive grasses of Maryland. Photo by K. L. Kyde.ANNAPOLIS, MD (September 01, 2017) – In the last days of summer, walking in […]

Continue reading

Maryland Oaks Would Rather “See No Weevil”

AsiaticOakWeevil Photo courtesy of Chris Joll © 2017

Contact: Cathy Stragar, MDA | Catherine.Stragar@maryland.gov Photo courtesy of Chris Joll © 2017ANNAPOLIS, MD (August 01, 2017) – A minor player on the invasive team’s bench of heavy hitters, the Asiatic oak weevil is still an invader to watch, especially for forest managers and invasion ecologists. Indigenous to Japan, the Asiatic oak weevil was first detected […]

Continue reading

Not a Professional Scientist? You Can Contribute Regardless!

MAEDN 730x410

Contact: Kerrie Kyde kerrie.kyde@maryland.gov and Jil Swearingen jilswearingen@gmail.com ANNAPOLIS, MD (July 04, 2017) – Even if you don’t have a degree in science, you can help support scientific research through a number of “citizen science” efforts. For invasive species research in Maryland, one of the best ways to help is through data collection. Collecting data is […]

Continue reading

No Pot of Gold at the End of THIS Rainbow!

Iris pseudacorus

Contact: Dawn Miller | Dawn.Miller2@maryland.gov Photo: Nancy Loewenstein, Auburn University, Bugwood.org (cropped)ANNAPOLIS, MD (June 04, 2017) – Although it is an attractive herbaceous perennial named after Iris, the Greek goddess of the rainbow, yellow flag iris is a wolf in sheep’s clothing.  Because of its invasive tendencies and negative impacts in natural and agricultural systems, Iris pseudacorus, […]

Continue reading

An Incisive Invader

Corydalis incisa

Contact: Damien Ossi | Damien.Ossi@dc.gov Flowers and foliage of Corydalis incisa Gary Fleming, Virginia Department of Natural Resources, Bugwood.orgANNAPOLIS, MD (May 01, 2017) – Incised fumewort (Corydalis incisa), also known as purple keman, is a biennial, shade-tolerant forb in the poppy family, related to bleeding-hearts and to the showy garden perennial spring fumewort. It is native […]

Continue reading

Choose Your Viburnums with Care

Doublefile viburnum

Contact: Sylvan Kaufman | Sylvan.Kaufman@gmail.com Doublefile viburnum (Viburnum plicatum tomentosum) Richard Webb, Bugwood.orgANNAPOLIS, MD (April 01, 2017) – Gardeners love viburnums for their white spring flowers, compact growth, and colorful fall fruits and foliage. Few gardeners know that some viburnums have become invasive plants and should be avoided. Linden viburnum (Viburnum dilatatum), doublefile viburnum or Japanese […]

Continue reading

Sudden Oak Death Could Be Back in Maryland, and You May Have It.


Contact: Ramesh R Pokharel, Plant Pathologist, Maryland Department of Agriculture| ramesh.pokharel@maryland.gov Leaf spot and blight in Rhododendron caused by P. ramorum. Leaf blight leading to dieback in Kalmia ‘Olympic Wedding.’ANNAPOLIS, MD (January 05, 2017) – Sudden oak death, a relatively new disease, caused by the pathogen Phytophthora ramorum, was found for the first time in 1995, infecting oaks in California. The […]

Continue reading

Invasive Species: They’ve Got “Good Genes”

Callery Pear Field

Contact: Matt Salo, Naturalist, Town of CheverlyKerrie L. Kyde, Maryland DNR Kerrie.Kyde@maryland.gov Callery Pear (Pyrus calleryana) invasion of an open field in Maryland. Photo: K. KydeANNAPOLIS, MD (December 01, 2016) – Invasive plants cost the U.S. economy billions of dollars each year due to losses they incur in agriculture, forestry, fisheries and the recreation industry, plus […]

Continue reading

Barriers to BSal: Averting the Apocalypse for North American Salamanders

Red-Spotted Newt

Contact: Scott Smith | scott.smith@maryland.gov Red-Spotted Newt (Notophthalmus v. viridescens). Photo: John White.ANNAPOLIS, MD (November 01, 2016) – Chytrid fungus (Batrachochytrium dendrobatidis or Bd), has been called the greatest threat to global amphibian biodiversity, having caused the disappearance of more than 200 of the world’s frog species since the 1970s. Now there’s a frightening “new kid on the […]

Continue reading