Potato - Commercial Herbicides
Herbicides registered for commercial use on potatoes in Utah.
Conventional Herbicides
| Timing and Application Location Relative to Crop | Timing and Application Location Relative to Crop | Weed Groups Controlled | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brand Name (REI/PHI) | Active Ingredient | Before Planting | Pre-emergence | At/After Hilling | Between rows, directed/shielded | Post-emerge over crop | Pre-emergence | Post-emergence | Annual grass | Small-seeded broadleaves | Broadleaves | Comments |
| Aim (12hr/0d) | carfentrazone | X | X | X | X | X | ||||||
| Chateau (12h/-) | X | X | X | X | ||||||||
| Dual Magnum (12h/30d) | s-metolachlor | X | X | X | X | X | X | X | ||||
| Eptam (12h/45d) | X | X | X | |||||||||
| Gramaxone Inteon (12hr/30d) | paraquat | X | X | X | X | X | X | X | Restricted use product | |||
| League (12h/45d) | imazosulfuron | X | X | X | X | X | X | X | ||||
| Linuron (12h/-) | linuron | X | X | X | X | X | X | |||||
| Matrix (4h/60d) | rimsulfuron | X | X | X | X | X | X | X | ||||
| Metribuzin (12h/60d) | metribuzin | X | X | X | X | X | X | |||||
| Outlook (12h/40d) | dimethenamid-p | X | X | X | X | |||||||
| Pendimethalin (12h/-) | pendimethalin | X | X | X | X | X | ||||||
| Poast (12hr/14-20d) | sethoxydim | X | X | X | X | X | X | |||||
| Reflex (12h/70d) | fomesafen | X | X | X | X | |||||||
| RoundUp, others (12hr/14d) | glyphosate | X | X | X | X | X | X | X | ||||
| Select Max, others (12h/30d) | X | X | X | X | X | X | ||||||
| Treflan, others (12hr/-) | trifluralin | X | X | X | X | X | ||||||
Organic Products
| Timing and Application Location Relative to Crop | Timing and Application Location Relative to Crop | Weed Groups Controlled | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brand Name (REI/PHI) | Active Ingredient | Before Planting | Pre-emergence | At/After Hilling | Between rows, directed/shielded | Post-emerge over crop | Pre-emergence | Post-emergence | Annual grass | Small-seeded broadleaves | Broadleaves | Comments |
| Corn Gluten Meal | X | X | X | X | X | |||||||
| Summerset Alldown | acetic/citric acid | X | X | X | X | X | X | X | ||||
| Weed Zap | cinnamon/clove oil | X | X | X | X | X | X | X | ||||
| Worry Free | citrus oil | X | X | X | X | X | X | X | ||||
REI = Re-entry Interval (the time required to wait before people can enter field after spraying)
PHI = Post-Harvest Interval (the time required between the last spray and harvest)
Note: The information provided is not an endorsement or recommendation for any particular product. Always read the label before applying and follow the directions. Some of these materials may be tank mixed with other herbicides.