Agriculture: Peppermint Pest Management Guidelines

Susceptibility of Weeds to Herbicide Control

  BEN BRN CLE CLO DIU FLU GLY OXY PAR* PEN SET
Mode of Action1 6 6 1 4 7 14 9 14 22 3 1
ANNUAL WEEDS
barnyardgrass N N C N C P C P C C C
brome, downy (cheatgrass) N N C N P C P C C C
chamomile, mayweed (dogfennel) P P N C C C C C N
chickweed, common N N N N C C C N C C N
crabgrasses N N C N C P C N C C C
fiddlenecks P C N N C C C P N N
filarees N N N N C P C P N N
flixweed (tansy mustard) C C N N C C C C C N N
foxtail, green N N C N C C N C C C
groundsel, common P C N C N C C C C N
henbit N P N N C C C C C C N
knotweed, common P P N N C P P P N
kochia C C N P C C C P P P N
lambsquarters, common C C N N C C C C C C N
lettuce, prickly P C N C C C P C P P N
mallow, little (cheeseweed) C P N N P C P C N N
mustard, tumble (Jim Hill) C C N N C C C C C P N
nightshade, black P P N P C C C C C N N
nightshade, hairy C C N P C C C C C N N
oat, wild N N C N P C C P P P C
pepperweed, field P N N P C P N
pigweed, redroot C C N N C C C C C C N
pigweeds C C N N C C C C C C N
pineapple-weed N P N C C C P P N N
puncturevine N C N N P C C C C N N
purslane, common N N N N C C P C P C N
ryegrass, Italian N N C N C C N C P C
salsify, common N N N C N P C P P N
shepherd's-purse C C N N C C C C C P N
sowthistle, annual P C N N C C C C P N
sprangletop, bearded N N N N C N N C
stinkgrass (lovegrass) N N C N C P C C C N C
sunflower, common C C N C C C C C N
thistle, Russian N C N N P C P P C N
wheats N N C N C C P P C
witchgrass N N C N C C N N C C
PERENNIAL WEEDS
bindweed, field (established) N N N N N N P N N N N
bindweed, field (seedling) N P N P C C N P N N
clovers, perennial N N C P P P P P N
orchardgrass N N C N N C N C
quackgrass N N P N N P N N P

C= control P= partial control N= no control = no information

Herbicide Mode of
action
Herbicide Mode of
action
BEN = bentazon (Basagran) 6 GLY = glyphosate (Roundup, etc.) 9
BRN = bromoxynil (Buctril) 6 OXY = oxyfluorfen (Goal, etc.) 14
CLE = clethodim (Select Max) 1 PAR = paraquat* (Gramoxone Inteon) 22
CLO = clopyralid (Stinger) 4 PEN = pendimethalin (Prowl H20) 3
DIU = diuron (Drexel Diuron) 7 SET = sethoxydim (Poast) 1
FLU = flumioxazin (Chateau) 14

* Permit required from county agricultural commissioner for purchase or use.
1 Group numbers are assigned by the Weed Science Society of America (WSSA) according to different modes of action. Although weeds may exhibit multiple resistance across many groups, mode-of-action numbers are useful in planning mixtures or rotations of herbicides with different modes of action.
Text Updated: 02/11