Hemlock Woolly Adelgid Adelges tsugae Annand, 1924Non-native  -  Invasive  
Kingdom Animalia   >   Phylum Arthropoda   >   Class Insecta   >   Order Hemiptera   >   Family Adelgidae   >   Genus Adelges   

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Major threat to Eastern Hemlocks. Flies in the genus Leucopis have been introduced in the East in hopes of controlling this species.

There are 19 records in the project database.

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GA AL WA FRCL MOHO BA BC HA CEPGAACVCHSMKEQACNTADOWISOWO
Hemlock Woolly Adelgid in New Germany SP, Maryland (6/23/2013). Photo by Matt Tillett. (MBP list)

Hemlock Woolly Adelgid in Howard Co., Maryland (3/17/2015). Photo by Richard Orr. (MBP list)

An Eastern Hemlock with a Wooly Adelgid infestation in Garrett Co., Maryland (7/8/2012). Photo by Bill Hubick. (MBP list)

A Hemlock Woolly Adelgid in Harford Co., Maryland (6/28/2014). Photo by Dave Webb. (MBP list)

Hemlock Woolly Adelgid in Baltimore City, Maryland (7/31/2015). Photo by Kerry Wixted. (MBP list)

Hemlock Woolly Adelgids attacking an Eastern Hemlock in Harford Co., Maryland (4/29/2018). Photo by Josh Emm. (MBP list)


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