Identification

click for larger image
Flower Spike
M. Falck - GLIFWC
click for larger image
Flowerheads
M. Falck - GLIFWC
click for larger image
Flowering Plants
M.J. Kewley - GLIFWC
click for larger image
Flowering Plant
M. Falck - GLIFWC
click for larger image
Leaves
D. Olson - GLIFWC

Dispersal

click for larger image
Landscaping & Gardening
E. Sutton - GLIFWC
click for larger image
Landscaping & Gardening
E. Sutton - GLIFWC

Habitat & Invaded Sites

click for larger image
Wisconsin wetland
M. Falck - GLIFWC
click for larger image
Michigan wetland
M. Falck - GLIFWC
click for larger image
Minnesota wetland
MN DNR
click for larger image
Minnesota wetland
MN DNR

Control: Manual

click for larger image
Be sure to get all the roots
M.J. Kewley - GLIFWC

Control: Chemical

click for larger image
Backpack Sprayer
M.J. Kewley - GLIFWC
click for larger image
Cut-stem Treatment
M.J. Kewley - GLIFWC

Control: Biological

click for larger image
Galerucella eggs
M. Falck - GLIFWC
click for larger image
Galerucella larva
M. Falck - GLIFWC
click for larger image
Galerucella larva
upclose
M. Falck - GLIFWC
click for larger image
Galerucella adult
M. Falck - GLIFWC

Raising, Collecting & Releasing Beetles

click for larger image
Digging Rootcrowns
M. Falck - GLIFWC
click for larger image
Potted Rootcrowns
E. Sutton - GLIFWC
click for larger image
Transplanted Rootcrowns
M. Falck - GLIFWC
click for larger image
Potted Rootcrown
Growth
M. Falck - GLIFWC
click for larger image
Sealing the bottom
of the net
E. Sutton - GLIFWC
click for larger image
10-12 beetles per plant
L. Sutton - GLIFWC
click for larger image
Rearing Pool
M. Falck - GLIFWC
click for larger image
Mass Rearing
L. Sutton - GLIFWC
click for larger image
Releasing Beetles
M. Falck - GLIFWC
click for larger image
Collecting Beetles
M. Falck - GLIFWC
click for larger image
Collection Device
M. Falck - GLIFWC
click for larger image
Galerucella Impacts
M. Falck - GLIFWC

Galerucella Release Sites

click for larger image
Washburn, WI site 2001
M. Falck - GLIFWC
click for larger image
Washburn, WI site 2002
M. Falck - GLIFWC
click for larger image
Washburn, WI site 2003
M. Falck - GLIFWC
click for larger image
Washburn, WI site 2004
M. Falck - GLIFWC
click for larger image
Bayfield, WI site 2000
M. Falck - GLIFWC
click for larger image
Bayfield, WI site 2002
M. Falck - GLIFWC
click for larger image
Bayfield, WI site 2003
M. Falck - GLIFWC
click for larger image
Bayfield, WI site 2004
M. Falck - GLIFWC
click for larger image
Ashland, WI site 2002
M. Falck - GLIFWC
click for larger image
Ashland, WI site 2003
M. Falck - GLIFWC
click for larger image
Ashland, WI site 2004
M. Falck - GLIFWC
click for larger image
Whittlesey Creek site 2002
M. Falck - GLIFWC
click for larger image
Whittlesey Creek site 2003
M. Falck - GLIFWC
click for larger image
Whittlesey Creek site 2004
M. Falck - GLIFWC

Look-Alikes (Native)

Swamp Loosestrife, Decodon verticillatus

click for larger image
Swamp Loosestrife
S. Garske - GLIFWC
click for larger image
Swamp Loosestrife flowers
S. Garske - GLIFWC
click for larger image
Swamp Loosestrife leaves
S. Garske - GLIFWC

Fireweed, Epilobium angustifolium

click for larger image
Fireweed
S. Garske - GLIFWC
click for larger image
Fireweed
L. Sutton - GLIFWC
click for larger image
Fireweed patch
S. Garske - GLIFWC

Blue Vervain, Verbena hastata

click for larger image
Flowers Closeup
M.J. Kewley - GLIFWC
click for larger image
Blue Vervain
inflorescence
S. Garske - GLIFWC
click for larger image
Blue Vervain,
upper plant
M. Falck - GLIFWC
click for larger image
Blue Vervain (left) and
Purple Loosestrife (right)
M. Falck - GLIFWC

Look-Alikes (Non-native)

Bigleaf Lupine, Lupinus polyphyllus ssp. polyphyllus

click for larger image
Bigleaf Lupine
S. Garske - GLIFWC
click for larger image
Leaves
S. Garske - GLIFWC
click for larger image
Flower Clusters
S. Garske - GLIFWC
Google Scholar