Weed Identification in Pastures and Hayfields

Weed Identification in Pastures and Hayfields

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Weed Identification in
Pastures and Hayfields
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Always read and follow label directions and pay attention to any grazing and haying
restrictions. The label is the law!"
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#-74%(*/*.1"
Alternate ["B",10-"*2"/-'2"'77'(.-4-(,"3$'7'3,-7%R-)"=1"'"&%(./-"/-'2"',"-'3$"(*)-:"
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Apex"["#$-",%0"*2"'"/-'2"*7"*,$-7"0/'(,"0'7,:""
Auricle"["B"3/'5[/%C-"'00-()'.-"07*N-3,%(."27*4",$-"3*//'7"*2",$-"/-'2"%("'".7'&&"0/'(,:"
Basal ["B"(-5"0/'(,"'7%&%(."27*4",$-"='&-"*2",$-"&,-4:"""
Biennial ["?/'(,",$',".-(-7'//1"/%<-&"J"1-'7&>"5$-7-"%,"2*74&",$-"<-.-,',%<-"&,7+3,+7-&"_7**,&>"/-'<-&`"%(",$-"
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Blade ["#$-"2/',"0*7,%*("*2",$-".7'&&"/-'2"'=*<-",$-"&$-',$:""
Bract[ B"4*)%2%-)"*7"&0-3%'/%R-)"/-'2:""
Broadleaf ["?/'(,&"5%,$"2/',,-(-)"/-'<-&a")%3*,&>"%:-:>"0/'(,&",$',"0*&&-&&",5*"&--)/%(."/-'<-&:"b-'<-&"'7-"
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&,-4&>"'()".7*5,$"3'("=-"+07%.$,>"07*&,7',-"*7"<%(%(.:"O7*')/-'2"0/'(,&"3'("$'<-"'",'07**,>"'"=+/=*+&"7**,>"
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(*([2%=7*+&"7**,"&1&,-4:""
Bunchgrass ["B"(*([&07-')%(.".7'&&"5$%3$"/'3C&"7$%R*4-&"'()"&,*/*(&:""
Cladodes ["B7-"(*,"/-'<-&"=+,"&5*//-("5',-7[&,*7%(."&,-4"&-.4-(,&:""
Collar ["B"('77*5"='()"4'7C%(.",$-"0/'3-"5$-7-",$-"=/')-"'()"&$-',$"*2"'".7'&&"/-'2"N*%(:""B")%<%)-)"
3*//'7"%&")%<%)-)"=1",$-"4%)7%="'()"'"3*(,%(+*+&"3*//'7"%&"(*,")%<%)-)"=1",$-"4%)7%=:""
Cool season ["B"0/'(,",$',"-A$%=%,&"*0,%4+4".7*5,$")+7%(."&07%(."'()"2'//"4*(,$&:""
Cotyledon"["B"/-'2"*2",$-"-4=71*"*2"'"&--)"0/'(,"5$%3$"+0*(".-74%(',%*("-%,$-7"7-4'%(&"%(",$-"&--)"*7"
-4-7.-&>"-(/'7.-&>"'()"=-3*4-&".7--(:""
Crown [ B"7-.%*("*2"3*407-&&-)"&,-4",%&&+-"27*4"5$%3$"(-5"&$**,&"'7-"07*)+3-)>".-(-7'//1"2*+()"(-'7"
,$-"&+72'3-"*2",$-"&*%/:""
Cultivar ["B"5*7)")-7%<-)"27*4"J"5*7)&a"c3+/,%<',-)"<'7%-,1>c"7-2-77%(.",*"'(1"3+/,%<',-)"<'7%-,1"*2"'"
0'7,%3+/'7"0/'(,"&0-3%-&:""
Dormancy [ B"0-7%*)"5$-(".7*5,$"'()")-<-/*04-(,"%&",-40*7'7%/1"&+&0-()-):"""
Fibrous roots"["B"7**,"&1&,-4"4')-"+0"*2"4'(1",$7-')/%C-"4-4=-7&"*2"4*7-"*7"/-&&"-I+'/"/-(.,$>"'&"%("
4*&,".7'&&-&:"";,"&-7<-&",*"'(3$*7",$-"0/'(,:"
Flower ["X-07*)+3,%<-"&,7+3,+7-"*2"&*4-"&--)[=-'7%(."0/'(,&>"3$'7'3,-7%&,%3'//1"$'<%(."-%,$-7"&0-3%'/%R-)"
4'/-"*7"2-4'/-"*7.'(&"*7"=*,$"4'/-"'()"2-4'/-"*7.'(&>"&+3$"'&"&,'4-(&"'()"'"0%&,%/>"-(3/*&-)"%("'("*+,-7"
-(<-/*0-"*2"0-,'/&"'()"&-0'/&:""#$%&"&,7+3,+7-"+&+'//1"$'&"&$*51"*7"3*/*72+/"0'7,&:""
Inflorescence ["#$-"2/*5-7%(."0'7,"*2"'".7'&&"*7"=7*')/-'2:""
Keeled"["U'&"'"/*(.%,+)%('/"07*4%(-(3-"*(",$-"='3C:""
Lateral"["V(",$-"&%)-:"
Y"
Leaf ["B("-A,-(&%*("*2"'"0/'(,d&"&,-4",$',"%&"07%4'7%/1",$-"0/'(,d&"2**)[4'C%(."*7.'("%("0$*,*&1(,$-&%&:""""
Leaf Axil ["#$-"/*3',%*("5$-7-",$-"0-,%*/-"',,'3$-&",*",$-"&,-4:""
Leaflet ["V(-"*2",$-"&-.4-(,&"*2"'"3*40*+()"/-'2:""
Legume"["B"0/'(,",$',"=-/*(.&",*",$-"2'4%/1"b-.+4%(*&'-"_*7"]'='3-'-`:""b-.+4-&"/%<-"%("'"&14=%*,%3"
7-/',%*(&$%0"5%,$"='3,-7%'"%("&,7+3,+7-&"3'//-)"(*)+/-&"*(",$-%7"7**,&:"#$-&-"='3,-7%'"'7-"'=/-",*",'C-"
(%,7*.-("27*4",$-"'%7>"5$%3$"%&"%("'"2*74",$',"0/'(,&"3'((*,"+&->"'()"3*(<-7,"%,"%(,*"3*40*+()&",$',",$-"
0/'(,&"3'("+&-:"
Ligule ["B"4-4=7'(-[/%C-",%&&+-"*7"7*5"*2")-/%3',-"$'%7&",10%3'//1"2*+()"%(".7'&&-&"',",$-"N+(3,%*("*2",$-"
/-'2"&$-',$"'()"=/')-:""
Lobe ["B"7*+()-)"0*7,%*("*2"'"/-'2:"""
Midvein ["#$-"<-%("%(",$-"3-(,-7"*2"'"/-'2:""
Node ["B"N*%(,"%("'"&,-4>"7$%R*4-"*7"&,*/*(:""
Opposite ["B",10-"*2"/-'2"'77'(.-4-(,"%("5$%3$",$-"/-'<-&".7*5"%("0'%7&>"*("*00*&%,-"&%)-&"*2",$-"&,-4>"
=+,"',",$-"&'4-"$-%.$,"*2",$-"&,-4:""
Palmate ["#$-"<-%(&"*7%.%(',-"27*4",$-"='&-"*2",$-"/-'2>"'()"7')%',-"*+,",*5'7)&",$-"*+,-7"-).-&"*2",$-"/-'2"
_%(",$-".-(-7'/"&$'0-"*2"'"0'/4`:""
Panicle ["B",10-"*2"&--)$-')"5%,$"4+/,%0/-"&--)%(."=7'(3$-&"'7*+()",$-"&,-4:"6*4-,%4-&"7*+.$/1"
,7%'(.+/'7"%("&$'0-:""
Parallel ["#$-"<-%(&"=-.%("',",$-"='&-"*2",$-"/-'2"'()"7+("/-(.,$5%&-"'/*(.",$-"5$*/-"/-'2:"
Peduncle"["B"&,'/C"=-'7%(."'"2/*5-7>"2/*5-7"3/+&,-7>"*7"27+%,:"
Perennial ["?/'(,",$',".-(-7'//1"/%<-&".7-',-7",$'("J"1-'7&:""
Petiole"["#$-"&,'/C"*2"'"/-'2",$',"',,'3$-&",$-"=/')-",*",$-"&,-4:""
Pinnate ["#$-"<-%(&")*"(*,"'00-'7",*"=-.%("*7"-()"%("*(-"0/'3->"=+,"7',$-7"2*74"'"c(-,c"*2"<-%(&:""
Primary Root"["V7%.%(',-&"%(",$-"&--)"'&"0'7,"*2",$-"-4=71*>"(*74'//1"=-%(.",$-"2%7&,"*7.'(",*".7*5:"";,"
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7**,",%0:""6*4-,%4-&"%,"0-7&%&,&"'()",$%3C-(&",*"2*74"'",'07**,:"""""
Prostrate ["b*5".7*5%(.>"0'7'//-/"'()"$+..%(.",$-".7*+():"T'1"2*74"(-5"7**,&"',",$-"(*)-&:""
Raceme- B",10-"*2"&--)$-')>"3*(&%&,%(."*2"&0%C-/-,&"',,'3$-)"'/*(.",$-"-()"*2",$-"&,-4"*7"',,'3$-)"',"*(-"
0*%(,"',",$-"-()"*2",$-"&,-4:""
Rhizome ["B("+()-7.7*+()"37--0%(."&,-4"3'0'=/-"*2"07*)+3%(."7**,&"'()",%//-7&"',",$-"(*)-&:""
Rosette ["?/'(,",$',"$'&"'"3/+&,-7"*2"/-'<-&",$',".7*5"%("'"3%73/-"',".7*+()"/-<-/:"#$-"0/'(,"5%//"4*&,"/%C-/1"
'/&*"$'<-"*(-"+07%.$,"&,-4"2*74"%(",$-"3-(,-7"*2",$-"7*&-,,-"/',-"%(",$-".7*5%(."&-'&*(:"
Secondary Root"["B"7**,"'7%&%(."27*4"'"07%4'71"7**,:""
Sedge ["B"0/'(,"<-71"3/*&-/1"7-&-4=/%(."'".7'&&:"9'("=-")%&,%(.+%&$-)"27*4".7'&&-&"=1",$-"&*/%)/1"
,7%'(.+/'7"&,-4"&-3,%*(:"
Seedhead"["#$-")71"27+%,"3*(,'%(%(."&--)&:""#$-1"3'("=-"*0-([0'(%3/-",10-&>"3*40'3,"&0%C-&>"*7"7'3-4-:""
Sepal ["B"4*)%2%-)"/-'2",$',"%&"0'7,"*2",$-"*+,-74*&,"*2",$-"2*+7".7*+0&"*2"2/*5-7"0'7,&:"#$-"&-0'/&"*2"'"
2/*5-7"'7-"3*//-3,%<-/1"3'//-)",$-"3'/1A"'()"'3,"'&"'"07*,-3,%<-"3*<-7%(."*2",$-"%((-7"0'7,&"%(",$-"=+):"
Sheath ["#$-"0*7,%*("*2"'"/-'2"='&-"&+77*+()%(.",$-"&,-4"*2"'".7'&&:"9'("=-"*0-(>"3/*&-)>"*7"&0/%,"5%,$"
*<-7/'00%(."4'7.%(&")-0-()%(."*(",$-"&0-3%-&"*2".7'&&:"
Spike ["V(-",10-"*2"&--)$-')"*2".7'&&>"',",$-"-()"*2",$-"&,-4>"(*,"=7'(3$-):""
Sprig ["B"7$%R*4-"*7"&,*/*("*2"'".7'&&>"$'7<-&,-)"'()",7'(&0/'(,-)",*"-&,'=/%&$"'"0'&,+7-"*7"$'12%-/):""
Stem"["#$-"&,'/C"*2"'"0/'(,",$',"&+00*7,&"'"/-'2>"2/*5-7>"*7"27+%,:""
Z"
Stolon ["B("'=*<-".7*+()"37--0%(."&,-4"3'0'=/-"*2"07*)+3%(."7**,&"'()",%//-7&"',",$-"(*)-&:"
Summer Annual"["B"0/'(,",$',".-74%(',-&>"2/*5-7&"'()"07*)+3-&"&--)"%("*(-"1-'7",$',"-A$%=%,&"*0,%4+4"
.7*5,$")+7%(."&+44-7"4*(,$&:""
Surfactant ["B("'))%,%<-",10%3'//1"+&-)"5%,$"$-7=%3%)-&:";(3/+)-"3',%*(%3>"'(%*%(%3"'()"(*(%*(%3:"#$-"
4*&,"3*44*(/1"+&-)"%&"(*(%*(%3"&+72'3,'(,:""
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Tiller ["B("-4-7.%(.".7'&&"0/'(,"&$**,:""
Translucent"["?-74%,,%(.",$-"0'&&'.-"*2"/%.$,:""
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Grass Diagram from University Of Georgia Turfgrass
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Turf Files
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Warm Season Broadleaf Weeds"
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Warm Season Broadleaf Weeds"
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*<-75%(,-7"'&"&4'//"='&'/"7*&-,,-&>"=+,"%(",$-"&07%(."+&+'//1".7*5"'("+07%.$,"&,-4:"#$-"/-'<-&"'7-"-..[
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/-'<-&"'()"'("+(=7'(3$-)"&,-4",$',"4'1"7-'3$"Q"2--,"%("$-%.$,:"b*5-7"7*&-,,-"/-'<-&"'7-"0-,%*/-)>"
5%,$*+,"$'%7&>"'/,-7(',-/1"'77'(.-)"*(",$-"&,-4>"'()"'7-")'7C".7--("5%,$"5'<1"4'7.%(&:"#$-"&,-4"/-'<-&"
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)'()-/%*("%&"'"5%(,-7"'((+'/"*7"=%-((%'/"5--)>"5$-7-'&"3*44*("'()"3',h&"-'7")'()-/%*(&"'7-"
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'",'07**,:"#$-"2/*5-7"&,'/C"3'("$'<-"4'(1"=7'(3$-&",$',"-()"5%,$"2/*5-7&>"+(/%C-"3*44*("'()"3',d&"-'7"
)'()-/%*(:""9',h&"-'7")'()-/%*("/-'<-&"'7-")-(&-/1"$'%71"'()",$-"/*=-&"*2",$-"/-'<-&"'7-"4*7-"7*+()-)"
,$'("*,$-7")'()-/%*(&:"9*44*(")'()-/%*("3'("=-")%&,%(.+%&$-)"27*4"3',h&"-'7")'()-/%*("=-3'+&-"
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W-7'(%+4>"9'7*/%('"%&"'("'((+'/"5--)",$',"2*74&"'"='&'/"7*&-,,-"%(%,%'//1"5%,$"&+=&-I+-(,"&,-4"
-/*(.',%*("'()"=7'(3$%(."'&",$-"0/'(,"4',+7-&:"#$-"&,-4&"'7-"-7-3,>"27--/1"=7'(3$%(."(-'7",$-"='&-",*"
Jj"%(3$-&",'//:""#$-"&,-4&"'7-"+&+'//1"0%(C",*"7-)"%("3*/*7"'()")-(&-/1"$'%71:"";,"$'&")%<%)-)"/-'<-&"'()"
)%&,%(3,%<-"d37'(-d&"=%//d"27+%,:"B/&*>",$-"5$%,%&$[0%(C",*"0+70/-"2/*5-7"3*/*7"*2"9'7*/%('".-7'(%+4"$-/0&"
,*")%&,%(.+%&$"%,"27*4"&%4%/'7".-7'(%+4"&0-3%-&:"
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/-'<-&"'7-"*00*&%,->"7-'3$"Q"%(3$-&"%("/-(.,$>"'()"'7-"3%73+/'7",*"$-'7,[&$'0-)>"5%,$"$'%7&"*(",$-"+00-7"
/-'2"&+72'3-&"'()"'/*(.",$-"<-%(&"*2",$-"/*5-7"&+72'3-:"#$-"/-'2"4'7.%(&"$'<-"7*+()-)",--,$:"#$-"/*5-7"
/-'<-&"*33+7"*("0-,%*/-&>"5$%/-",$-"+00-7"/-'<-&"'7-"5%,$*+,"0-,%*/-&"_&-&&%/-`:"
JP"
Cool Season Broadleaf Weeds"
"
"9'7*/%('"O+,,-73+0" "
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Cool Season Broadleaf Weeds"
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='&'/"&0+7&:"#$-"/-'<-&"'7-"&4'//>"=7%.$,".7--("'()"/%(-'7:"64'//"3/+40&"*2"/-'<-&"5%//"2*74"%("-'7/1"
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#$-1"2*74"'"&07-')%(."*7"+07%.$,"='&'/"7*&-,,-"*2"('77*5/1"*<'/"/-'<-&",$',".7*5"'=*<-"'"/*(.>"&,+7)1"
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&*4-,%4-&",5%&,-)"'()"3+7/-)>")'7C".7--(>"'()"+0",*"!g"%(3$-&"5%)-"'()"j"%(3$-&"/*(.:"#$-"
%(2/*7-&3-(3-"*2"=+3C$*7("0/'(,'%("7-&-4=/-&"'"=+//-,:"O7*')/-'2"'()"=/'3C&--)"0/'(,'%("3'("=-"
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/-'<-&"5$*&-"&$'0-"3$'(.-&"5%,$"'.-"27*4"-..[",*"&0')-[",*"'77*5[&$'0-):""]/*5-7%(."&,-4&"'7-"
&/-()-7"'()"-7-3,>"7-'3$%(."$-%.$,&"27*4"f",*"!j"%(3$-&:"B"&$-',$"&+77*+()&",$-"&,-4"/%C-"'"3*//'7"+(,%/"
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3/'&0",$-"&,-4"*7"$'<-"&$*7,"0-,%*/-&:"#$-"&,-4&"'7-"-7-3,>"=7'(3$-)",*5'7)&",$-",*0"*2",$-"0/'(,"'()"
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Cool Season Broadleaf Weeds"
"
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#$-"/-'<-&"'7-"/%.$,".7--(:""#$-"/-'2"=/')-&"'7-"g",*"Q"%(3$-&"/*(.>"P:PZ",*"P:J"%(3$-&"5%)->"2*/)-)"%("
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b%,,/-"='7/-1"&,-4&"7'(.-"27*4"Z",*"JZ"%(3$-&"%("$-%.$,:"";,"$'&"'"=/+%&$[.7--("3*/*7:""#$-"&,-4&",+7("
=7*5("%(",$-"&07%(."*(3-",$-"0/'(,"$'&"4',+7-):""b-'2"&$-',$&"'7-"7*+()"'()"+&+'//1")*"(*,"$'<-"$'%7&>"
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Cool Season Other Weeds"
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=-")%&,%(.+%&$-)"=1",$-"&-&&%/-"_(*,"&,'/C-)`"',,'3$4-(,"*2"3-(,7'/"/-'2/-,&:"";,"$'&"0-)+(3/-&",$',"'7-"
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"
JZ"
Cool Season Grass Weeds
""""""""""""B((+'/"O/+-.7'&&["Poa Annua""""""""""""""""""""""";,'/%'("X1-.7'&&"6--)$-')""
"""""b%,,/-"O'7/-1"
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Cool Season Other Weeds"
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""""U'%71"G-,3$""
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U'%71"G-,3$" "
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""""""""""""""""o-//*5"U*0"9/*<-7"
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G%7.%(%'"#-3$"F--)"63%-(3-"2*7",$-"+&-"*2"0%3,+7-&"'()")-2%(%,%*(&:"
"
"
"
Prepared by:
Becky Spearman, Bladen County Livestock Extension Agent
Michelle Shooter, Robeson County Livestock Extension Agent
Tiffanee Conrad-Acuña, Richmond County Livestock Extension Agent
Dan Wells, Harnett County Livestock Extension Agent
Randy Wood, Hoke and Scotland Counties Livestock Extension Agent
"
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^+/1"JPPm"
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