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Summer 2015: Megan Sprovach Haley Lucas
INVASIVE SPECIES TASK FORCE
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Goals • Identify problem invasive species • Using a GPS, log the location of each species and record size • Create map layers with GIS to visually represent the data • Add GIS maps to the GBBG online database • Control infested sites while updating controlled area on map
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GBBG Invasive Species
Garlic Mustard Dame’s Rocket Canada Thistle
Reed Canary Grass Phragmites Purple Loosestrife
Honeysuckle Common Buckthorn Creeping Bellflower
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GBBG Invasive Species
Japanese Barberry Burning Bush Multiflora Rose
Autumn Olive Glossy Buckthorn …
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2015
Legend
Dame's Rocket
Burning Bush
Creeping Bellflower
Japanese BarberryMultiflora Rose
Garlic Mustard
Canada Thistle
Glossy Buckthorn Saplings
Common Buckthorn TreesCommon Buckthorn Saplings
Honeysuckle TreesHoneysuckle Saplings
Reed Canary Grass
Glossy Buckthorn Trees
Phragmites
Autumn Olive
Purple Loosestrife
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2008 Creeping Bellflower (Campanula rapunculoides)
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Creeping Bellflower (Campanula rapunculoides) 2015 331.5 sq. ft
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Creeping Bellflower (Campanula rapunculoides) 2015 Control
Killz-All application
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2008 Dame’s Rocket (Hesperis matronalis)
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Dame’s Rocket (Hesperis matronalis) 2015 263.2 sq. ft
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Dame’s Rocket (Hesperis matronalis) 2015 Control Hand Pulled
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Garlic Mustard (Alliaria petiolata) 2008
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Garlic Mustard (Alliaria petiolata) 2015 1.46 acre
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Garlic Mustard (Alliaria petiolata) 2015 Control
Killz-All application
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2008 Purple Loosestrife (Lythrum salicaria)
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Purple Loosestrife (Lythrum salicaria) 2015 176 sq. ft
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Purple Loosestrife (Lythrum salicaria) 2015 Control Hand Pulled
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Autumn Olive (Elaeagnus umbellata)
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Autumn Olive (Elaeagnus umbellata) 2015 1.4 sq. ft
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Autumn Olive (Elaeagnus umbellata) 2015 Control Cut & Paint
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Burning Bush (Euonymus alatus)
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Burning Bush (Euonymus alatus) 2015 37 sq. ft
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Burning Bush (Euonymus alatus)
2015 Control Hand Pulled,
1 Tree Cut & Painted
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Japanese Barberry (Berberis thunbergii)
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Japanese Barberry (Berberis thunbergii) 2015 164.6 sq. ft
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Japanese Barberry (Berberis thunbergii)
2015 Control Hand Pulled,
1 Cut & Painted
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Multiflora Rose (Rosa multiflora)
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Multiflora Rose (Rosa multiflora) 2015 1411.6 sq. ft
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Multiflora Rose (Rosa multiflora) 2015 Control Cut & Paint
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2008 Canada Thistle (Cirsium arvense)
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Canada Thistle (Cirsium arvense) 2015 0.21 acre
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2008 Reed Canary Grass (Phalaris arundinacea)
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Reed Canary Grass (Phalaris arundinacea) 2015 1.63 acre
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2008 Common Reed Grass (Phragmites australis)
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Common Reed Grass (Phragmites australis) 2015 1.99 acre
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2008 Honeysuckle (Lonicera spp.)
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Honeysuckle (Lonicera spp.) 2015 1.90 acre
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2008 Common & Glossy Buckthorn
(Rhamnus cathartica / frangula)
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Common Buckthorn (Rhamnus cathartica) 2015 11.42 acre
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Glossy Buckthorn (Rhamnus frangula)
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Glossy Buckthorn (Rhamnus frangula) 2015 0.33 acre
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Summary • In all 14,875 data points were collected • 19.0 acres (~32%) is covered with invasive species (not accounting
for overlap) • Complete control: creeping bellflower, dame’s rocket, purple
loosestrife, autumn olive, burning bush, and Japanese barberry • Partial control: garlic mustard, multiflora rose, and phragmites • Control methods used: hand pulling/ hand digging, hand wicking,
foliage spray, cut & paint, bundle-cut-paint