Weeds Pages
| PREEMERGENCE | POSTEMERGENCE | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DIU | FLM | LIN | MET | PEN | TRI | DIC* | FLU | GLY | HAL | LIN | MET | NAP | PEL | PAR* | SET | |
| ANNUAL WEEDS | ||||||||||||||||
| barnyardgrass | C | — | C | P | C | C | N | C | C | P | C | P | C | C | P | C |
| burclover, California | C | — | C | C | — | N | C | N | P | — | C | C | P | — | P | N |
| chickweed, common | C | C | C | C | C | C | C | N | C | C | C | C | C | C | P | N |
| cockleburs | C | — | C | C | N | N | C | N | C | C | C | C | N | — | P | N |
| crabgrasses | C | P | C | C | C | C | N | C | C | — | C | C | C | — | C | C |
| fleabane, hairy | C | C | C | C | N | N | C | N | C | — | C | C | N | P | P | N |
| foxtail, yellow | C | — | C | C | C | C | N | C | C | — | C | C | C | — | C | C |
| foxtails | C | — | P | C | — | C | N | C | C | — | C | C | C | — | C | C |
| horseweed | C | C | C | C | N | N | C | N | C | — | C | C | N | — | P | N |
| knotweed, common | C | C | P | C | C | C | C | N | C | — | P | C | C | C | P | N |
| ladysthumb | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| lambsquarters, common | C | C | C | C | C | C | C | N | C | N | C | C | C | P | P | N |
| lettuce, prickly | C | C | C | C | N | N | C | N | C | C | C | C | C | — | C | N |
| mallow, little (cheeseweed) | C | C | C | C | — | P | C | N | N | — | C | C | P | C | N | N |
| nightshades | C | C | C | C | N | N | C | N | C | N | C | C | N | — | C | N |
| pigweeds | C | C | C | C | C | C | C | N | C | P | C | C | C | P | C | N |
| purslane, common | C | C | C | P | C | C | C | N | C | P | C | P | C | C | C | N |
| rabbitfootgrass | C | C | C | — | C | C | N | C | C | — | C | — | — | C | P | C |
| sprangletop | N | P | N | C | C | C | N | C | P | — | N | C | C | N | N | P |
| thistle, Russian | C | — | N | P | P | C | C | N | C | — | N | P | C | C | P | N |
| PERENNIAL WEEDS | ||||||||||||||||
| bermudagrass, established | N | — | — | N | N | N | N | N | C | N | N | — | N | N | N | P |
| bermudagrass, seedling | N | — | — | N | C | C | N | C | C | N | N | — | C | N | P | C |
| bindweed, established | N | N | — | N | N | P | P | N | P | — | N | — | N | N | N | N |
| bindweed, seedling | C | — | — | N | P | P | P | N | C | — | N | — | N | — | P | N |
| johnsongrass, established | N | — | — | N | N | N | N | C | C | — | N | — | N | N | N | C |
| johnsongrass, seedling | C | — | — | N | C | N | N | C | C | — | N | N | C | C | C | C |
| nutsedge, purple | N | N | N | N | N | N | N | N | P | C | N | N | N | N | N | N |
| nutsedge, yellow | N | P | N | P | N | N | P | N | P | C | N | P | N | N | N | N |
| smartweed, swamp | N | — | N | P | — | N | P | N | C | P | N | P | N | — | N | N |
| C | = control | P | = partial control | N | = no control | — | = no information |
| DIC | = dicamba* (Banvel) | MET | = metribuzin (Metribuzin 75) |
| DIU | = diuron (Karmex, etc.) | NAP | = napropamide (Devrinol) |
| FLU | = fluazifop-p-butyl (Fusilade DX) | PAR | = paraquat* (Gramoxone Inteon) |
| FLM | = flumioxazin (Chateau) | PEL | = pelargonic acid (Scythe) |
| GLY | = glyphosate (Roundup, Touchdown) | PEN | = pendimethalin (Prowl H2O) |
| HAL | = halosulfuron (Sandea) | SET | = sethoxydim (Poast) |
| LIN | = linuron (Lorox) | TRI | = trifluralin (Treflan and others) |
| * Permit required from county agricultural commissioner for purchase or use. |
| PREEMERGENCE | POSTEMERGENCE | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DIU | FLM | LIN | MET | PEN | TRI | DIC* | FLU | GLY | HAL | LIN | MET | NAP | PEL | PAR* | SET | ||||
| ANNUAL WEEDS | |||||||||||||||||||
| bluegrass, annual | C | — | C | C | C | C | N | N | C | N | C | C | C | C | C | N | |||
| filarees | C | C | C | C | N | N | C | P | P | — | C | C | C | P | C | P | |||
| groundsel, common | N | C | P | N | N | N | P | N | C | C | P | N | C | C | C | N | |||
| henbit | C | C | C | C | C | N | C | N | C | — | C | C | P | — | C | N | |||
| mustards | C | C | C | C | — | N | C | N | C | C | C | C | P | C | C | N | |||
| nettle, burning | C | C | C | C | N | P | C | N | C | C | C | C | P | — | C | N | |||
| oat, wild | P | C | P | C | P | P | N | C | C | — | P | C | C | — | P | C | |||
| rocket, London | C | — | C | C | P | N | P | N | C | C | C | C | P | C | C | N | |||
| ryegrasses | P | — | C | C | C | C | N | C | C | N | C | C | C | — | C | C | |||
| shepherd's-purse | C | C | P | C | P | N | C | N | C | C | P | C | P | C | C | N | |||
| sowthistles | C | C | C | C | N | N | C | N | C | C | C | C | C | — | C | N | |||
| sweetclovers | C | — | C | C | — | N | C | N | P | — | C | C | P | — | P | N | |||
| volunteer cereals | C | — | P | P | C | P | N | C | C | — | P | P | C | — | C | P | |||
| C | = control | P | = partial control | N | = no control | — | = no information |
| DIC | = dicamba* (Banvel) | MET | = metribuzin (Metribuzin 75) |
| DIU | = diuron (Karmex, etc) | NAP | = napropamide (Devrinol) |
| FLU | = fluazifop-p-butyl (Fusilade DX) | PAR | = paraquat* (Gramoxone Inteon) |
| FLM | = flumioxazin (Chateau) | PEL | = pelargonic acid (Scythe) |
| GLY | = glyphosate (Roundup, Touchdown) | PEN | = pendimethalin (Prowl H2O) |
| HAL | = halosulfuron (Sandea) | SET | = sethoxydim (Poast) |
| LIN | = linuron (Lorox) | TRI | = trifluralin (Treflan and others) |
| * Permit required from county agricultural commissioner for purchase or use. |
Text Updated: 02/12