Monitoring the Impact of Herbicide Application on Invasive and Native Plants in a New Jersey Coastal Dune System

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Monitoring the Impact of Herbicide Application on
Invasive and Native Plants in a New Jersey
Coastal Dune System

• Emily Parker and Louise Wootton, Ph.D.
• Georgian Court University, Lakewood NJ

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Carex kobomugi Asiatic Sand Sedge
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Native Range of Carex kobomugi
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Introduction of Carex kobomugi

• Came in to NJ around 1900
• Shipwreck released barrels of Oriental Porcelain
  packed in Carex kobomugi?
• Introduced with ballast?

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Spread of Carex kobomugi

• Deliberate Planting
• Dune stability
• Trampling resistance
• Disease and fungal resistance
• Traffic deterrent
• Natural Propagation

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Range of Carex kobomugi in North America
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Carex invasion of New Jerseys Coastal Dunes
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Dune With Carex
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Spraying of IBSP Beds

• Targeted application of Roundup
• Narrow nozzle
• Intentions
• Remove Carex
• Spare remaining plants

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Spraying of IBSP Beds
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Research Questions

• State your research questions here!

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Study Site
IBSP
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Methods

• Mapping of bed area
• GPS polygons
• Diversity Sampling
• Systematic sampling design
• Count numbers and types of species in 1m2 plots
• 1-5 of stand area

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Results for Carex kobomugi
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Results for American Beach Grass
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Results for Golden Rod
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Results for Seaside Spurge
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Results for Sea Rocket
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Conclusions

• Summarize your findings here in words
• Effect on Carex immediately after spraying?
• Effect on Carex in following years?
• Effect on native species immediately after
  spraying?
• Effect on native species in following years
• This may take more than one slide
• Use point form. No whole sentences.

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Conclusions

• Spray program currently suspended due to cut
  backs at NJ EPA
• Implications for future management if spray
  program is not restarted?

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Acknowledgements

• Jim Burkitt
• Katy Bevaart
• Kathleen Brown
• Audrey McGough
• Sharon Myatt
• Jason Ondreicka
• Purvi Patel
• Sheetal Patel
• Courtney Rella
• Anna Shipman
• Crystal Van Wagner

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I thought I saw the end!!!! I did I did!!!!
Thanks 4 Listening!!! Questions???