Spring Species

The species listed below are predominately detected in during the spring months in New York State.  Contact your local PRISM to find out what priority species have been identified for your region. 

Garlic mustard

(Alliaria petiolata)

Usually found in the undergrowth of disturbed woodlots and forest edges, recent findings have shown that garlic mustard has the ability to establish and spread even in pristine sites. 

Photo by: Chris Evans, University of Illinois, www.invasive.org

Bush honeysuckle

(Lonicera spp.)

Bush honeysuckle is a shrub that has the ability to grow anywhere between 6 and 15 feet tall. This shrub is characterized by paired berries, paired tubular flowers and hollowed branches. 

Photo Courtesy: Jessica Ingham

Black locust

(Robinia pseudoacacia)

Black locust leaves are alternate, compound and have 7 to 19 leaflets. Flowering occurs from May to June followed by development of a 3-4 inch long reddish seedpod. Fragrant, drooping white flowers develop in approximately 8 in. long clusters.

Photo Courtesy: Jessica Ingham

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Check out some of the target species in NYS!


Contact Us:

New York Natural Heritage Program 

625 Broadway 5th Floor 

Albany, NY  12203

T: 518-402-8913

E: imapinvasives@dec.ny.gov

iMapInvasives is managed by the New York Natural Heritage Program (NYNHP), which is a partnership between SUNY College of Environmental Science and Forestry and the NYS Department of Environmental Conservation, with funding from the New York State Environmental Protection Fund.

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Photo by Chris Evans, University of Illinois, Bugwood.org CC-NC 3.0