Herbicides for Post-Harvest Weed Control Prior to Pulses
| Herbicide* | Herbicide Group | Pulse Spring Crop Seeding Options | Primary Target (Fall Application) | Comments |
|---|---|---|---|---|
| 2,4-D** | 4 | Lentils, Field Peas, Chickpeas, Dry Beans, Faba Beans, Soybeans | Broadleaf weeds | Rates and timing may affect germination of sensitive crops the following spring |
| Aim® (carfentrazone) | 14 | Lentils, Field Peas, Chickpeas, Dry Beans, Faba Beans, Soybeans | Broadleaf weeds | Must be tank-mixed with glyphosate |
| CleanStart® (carfentrazone + glyphosate) | 14 + 9 | Lentils, Field Peas, Chickpeas, Dry Beans, Faba Beans, Soybeans | Broadleaf and grassy weeds | Can be tank-mixed with glyphosate |
| Intruvix™ Herbicide (carfentrazone + dicamba + tribenuron methyl) | 2 + 4 +14 | Lentils, Dry Beans (white), Soybeans | Broadleaf weeds | Must be tank-mixed with glyphosate; Apply product prior to October 1 |
| Focus® (carfentrazone-ethyl + pyroxasulfone) | 14 + 15 | Lentils, Field Peas, Soybeans | Broadleaf and grassy weeds | Can be tank-mixed with glyphosate. Do not apply to soils <1% or >7% organic matter |
| Distinct®** (dicamba + diflufenzopyr) | 4 + 19 | Lentils, Field Peas, Soybeans (Only with low rate, 80 acres per case, applied prior to Oct 1. High rate for cereals only) | Broadleaf weeds | Must be tank-mixed with glyphosate |
| Express® FX (dicamba + tribenuron methyl) | 2 + 4 | Lentils, Dry Beans (white), Soybeans | Broadleaf weeds | Must be tank-mixed with glyphosate; Apply product prior to October 1 |
| Edge® Granular/Edge® MicroActiv (ethafluralin) | 3 | Lentils, Field Peas, Chickpeas, Dry Beans (navy and kidney), Faba Beans, Soybeans | Broadleaf and grassy weeds | Must be soil incorporated; Do not apply to soils <2% or >15% organic matter |
| Valtera™ (flumioxazin) | 14 | Lentils, Field Peas, Chickpeas, Soybeans | Broadleaf weeds | Can be tank-mixed with glyphosate and BlackHawk® |
| Fierce® (flumioxazin + pyroxasulfone) | 14 + 15 | Lentils (small red and large green), Field Peas, Chickpeas, Soybeans | Broadleaf and grassy weeds | Can be tank-mixed with glyphosate and BlackHawk® |
| BlackHawk® (pyraflufen-ethyl + 2,4-D Ester) | 14 + 4 | Lentils, Field Peas, Chickpeas, Dry Beans, Faba Beans, Soybeans | Broadleaf weeds | Can be tank-mixed with glyphosate, Valtera™, or Fierce® |
| Heat® LQ (saflufenacil) | 14 | Lentils, Field Peas, Chickpeas, Faba Beans, Soybeans | Broadleaf weeds | Must be tank-mixed with glyphosate |
| Avadex® Liquid EC/Avadex® MicroActiv (triallate) | 15 | Field peas | Wild oat | Incorporate and seed 1/2 inch below depth of incorporation |
| Express® SG/Inferno™ WDG/ Involve® 50 WDG/MPower® X/ Nuance®/Spike® (tribenuron methyl) | 2 | Lentils, Field Peas, Chickpeas, Dry Beans, Faba Beans, Soybeans | Broadleaf weeds | Must be tank-mixed with glyphosate Soil restrictions may apply |
| Bonanza®/Rival®/Treflan® Liquid EC/Treflan® MicroActiv™ (trifluralin) | 3 | Lentils, Field Peas, Dry Beans, Faba Beans, Soybeans | Broadleaf and grassy weeds | Must be soil incorporated; Incorporate within 24 hours of application |
| glyphosate (many brands) | 9 | Lentils, Field Peas, Chickpeas, Dry Beans, Faba Beans, Soybeans | Broadleaf and grassy weeds | Follow label recommendations regarding temperature at application |
| MCPA Amine** | 4 | Lentils, Field Peas, Chickpeas | Broadleaf weeds | Must be tank-mixed with glyphosate |
*This chart is intended as a guide only. Consult product label prior to use for final detailed instructions.
**For 2,4-D and MCPA prior to lentils and Distinct® prior to pulses. Insufficient rainfall (in the fall after application to freeze-up, or in the spring after the soil has thawed to planting) increases risk of excessive soil residue remaining at planting, increasing the risk of injury to seedling.
Version September 2022
