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PrnumPesticide(MFG)Commodity (Crop Group)Category (Code)EPA Status
11671
B
CLETHODIM
ADAMA,UPL NA,VALENT
HEMP (99 = MISC GROUP) UNDER EVALUATION (06)
Reasons for need: GRASSY WEEDS; NEEDED IN ALL AREAS WHERE FIELD HEMP IS GROWN; FROM MT ME-TOO REQUEST, NEED PRODUCT TO CONTROL GRASSES AND VOLUNTEER GRAINS IN HEMP ON A LARGE SCALE; PER NE ME-TOO REQUEST, WEED CONTROL IS A CHALLENGE AND NO HERBICIDES ARE LABELED FOR USE IN INDUSTRIAL HEMP:08/19
Efficacy/Crop Safety (E/CS) Data Required:
E/CS Research Comments: CLETHODIM EVALUATED IN 2018 PPWS PROTOCOL PR# 12340, APPLIED AT EARLY POST-EMERGENCE, FOLIAR BROADCAST, ABOUT 3 WEEKS AFTER PLANTING WHEN HEMP IS 10-12 INCHES TALL (SELECT MAX AT 0.121 AND 0.242 LB AI/A), ALL APPLIC IN 10-40 GPA; EVALUATING CROP SAFETY, WEED CONTROL AND CROP YIELD; IN THE 2019 PROTOCOL, IS BEING TESTED AGAIN AS AN EARLY POST-EMERGENCE FOLIAR BROADCAST TREATMENT, AT THE SAME RATES AS IN 2019
Comments: REQUEST SUBMITTED FOR HEMP, FIBER; THERE ARE NO HERBICIDES AVAILABLE:04/15; ALTHOUGH THE FARM BILL OF 2/2014 ALLOWS INDUSTRIAL HEMP TO BE GROWN OR CULTIVATED FOR RESEARCH PURPOSES, THE USE HAS NOT BEEN DECLASSIFIED AS A CONTROLLED SUBSTANCE; EPA IS NOT CONSIDERING ACTIONS AT THIS TIME:05/15; IR-4 CAN NOW CONSIDER PROJECT REQUESTS ON INDUSTRIAL HEMP:07/17; VALENT SUPPORTS TESTING ON HEMP:07/18; EPA GREEN:09/18; PER 9/19/19 EMAIL, MFG WILL NOT SUPPORT AT THIS TIME, PUT ON HOLD:09/19; EPA GREEN: 08/23' Valent is reviewing and supports as updating from HOLD to Under Eval:05/24/sb; E/CS data generated under IS00370:05/24/sb
Field Res.Dir (FRD)Field ID#Field DataTrack#Raw DataData to MFGPerformance Results & Comments
Elmes, Monica 99-ON-DMP RECD 4844.pdf CLETHODIM AT 0.09 KG AI/HA + ADJUVANT POST (2-6 LF); MODERATE TO HIGH INJURY; NO SIGNIFICANT EFFECT ON YIELD.
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