Invasive Species in the Barnegat Bay Region - Georgian Court ...
Invasive Species in the Barnegat Bay Region - Georgian Court ...
Invasive Species in the Barnegat Bay Region - Georgian Court ...
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5/1/2013<br />
What are <strong>the</strong> Ma<strong>in</strong> Problem<br />
<strong>Species</strong> <strong>in</strong> this Area<br />
• Emailed Monmouth and Ocean<br />
County Park officials<br />
• Asked for a list of “most hated”<br />
<strong>in</strong>vasives<br />
• 4 detailed responses<br />
– Ken Thoman, Monmouth County Park<br />
Super<strong>in</strong>tendent<br />
– Kev<strong>in</strong> Holcomb, Wildlife Biologist<br />
Forsy<strong>the</strong> National Park<br />
– Cynthia L. Coritz, Bass River State Forest<br />
– Robert Auermuller Wharton State Park<br />
Super<strong>in</strong>tendent<br />
http://york.extension.psu.edu/NResources/Images/Ber%20th%20<strong>in</strong>fst.jpg<br />
http://www.newfs.org/protect/<strong>in</strong>vasive-plants/photo-gallery/Berberis%20thunbergii,%20Leslie%20J.%20Mehrhoff.jpg/image_preview<br />
Garden Escapees<br />
Japanese Barberry (Berberis thunbergii)<br />
• Decorative shrub valued for its<br />
attractive foliage and colorful<br />
berries<br />
• Each plant makes many seeds<br />
which are transported by birds<br />
to surround<strong>in</strong>g habitats.<br />
• Overgrows native shrubs and<br />
changes soil pH to make it less<br />
hospitable to native species<br />
Garden Escapees<br />
Ch<strong>in</strong>ese and Japanaese Wisterias<br />
(Wisteria s<strong>in</strong>ensis, W. floribunda)<br />
• Hard woody v<strong>in</strong>es tw<strong>in</strong>e tightly around<br />
host tree trunks and branches girdl<strong>in</strong>g<br />
and kill<strong>in</strong>g <strong>the</strong>m<br />
• V<strong>in</strong>es can form dense thickets that<br />
smo<strong>the</strong>r and shade out native<br />
vegetation by numerous above-ground<br />
stems that develop roots and shoots<br />
The scope of <strong>the</strong> barberry <strong>in</strong>vasion <strong>in</strong> this park is particularly<br />
easy to see <strong>in</strong> early spr<strong>in</strong>g<br />
• Negatively impacts wildlife dependent<br />
on native vegetation for forage, nest<strong>in</strong>g,<br />
and cover<br />
http://farm4.static.flickr.com/3237/2939721819_ae496c1c2a.jpg<br />
Garden Escapees<br />
Yellow (Asian) Honeysuckles<br />
Lonicera spp.<br />
• Heady fragrance of <strong>the</strong>se<br />
ornamental v<strong>in</strong>es makes<br />
<strong>the</strong>m a common choice for<br />
gardens<br />
• Birds spread seeds <strong>in</strong>to<br />
surround<strong>in</strong>g wild areas<br />
where v<strong>in</strong>es overgrow and<br />
choke native vegetation<br />
Wisteria kill<strong>in</strong>g a p<strong>in</strong>e<br />
http://nyis.<strong>in</strong>fo/plants/Honeysuckle.aspx<br />
3
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