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Cogongrass is a Federally and AL,
AL GA
GA,
FL, MS, & NC
Listed Noxious Weed
“World’s Worst” Plant Invader of Natural Lands
Leaves 1-6 feet long
Overlapping leaf sheaths
New plants arise from
shrap-tipped rhizomes
April – May Flowering and Seeding
Alabama Cogongrass Winter - A time for aerial surveys
Alabama Cogongrass Fall-A time for aerial surveys
It All Goes Up and
A
Away
Headfire in Cured
Cogongrass
Backfire in Cured
C
Cogongrass
Cogongrass After Burn
It does not just alter the Web
Web--of
of--Life
Replaces it with a Lime
Lime--Green Biological Desert
Cogongrass Winter 1911
35ºN
30ºN
First Entered U.S. at Grand Bay 1911
25ºN
25
N
90ºW
Cogongrass 1950’s
35ºN
30ºN
Other Introductions
25ºN
25
N
90ºW
Cogongrass 1970
35ºN
30ºN
25ºN
25
N
90ºW
Cogongrass 1980’s
35ºN
30ºN
25ºN
25
N
90ºW
Cogongrass 2002
35ºN
30ºN
Eradication
Underway
25ºN
25
N
90ºW
Cogongrass 2007
C
Reported County Infestations
Clear Zone?
Advancing
Front
35ºN
Outlier
Zone
30ºN
Occupied
Zone
Outlier
Zone
Occupied
Zone
25ºN
90ºW
Free
Zone
Outlier Zone
Free Zone
O tlie Zone
Outlier
Epicenter
Epicenter
Adaptive
p
Collaborative
Restoration
Multiple Partners
and Stakeholders
at Multiple Scales
Knowledge
Systems and
Computer
Li k
Linkages
Invasive.or
g
Evolving New Social Skills of
g across old
Individuals Collaborating
boundaries
5,000 copies $600
3,200 copies $2 500
$2,500
S0.78 each
5,000 copies $700 t
$700 to $750
2,800 copies $
$ 4984
Through ACES 3500 copies 1,400 to $2,400
I-10 Corridor Billboard in Florida