Table 10-1. Forage Herbicide Weed Control Ratings: Annual Broadleaf Weeds

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Table 10-1. Forage Herbicide Weed Control Ratings: Annual Broadleaf Weeds

Author:	OMAFRA Staff
Creation Date:	25 November 2002
Last Reviewed:	10 May 2008

Pub 75: Guide to Weed Control > Forage Crops > Table 10-1. Forage Herbicide Weed Control Ratings: Annual Broadleaf Weeds

Excerpt from 2008 Publication 75, Guide to Weed Control, Order this publication

Soil Applied Grass Herbicides
Postemergence Grass Herbicides
Postemergence Broadleaf Herbicides
Postemergence Grass and Broadleaf Herbicides
Postemergent Tank-Mixes
Forage Crops Herbicide Weed Control Ratings (Table 10-1) (PDF file - 62 kb)
- Annual Grasses
- Perennial Weeds
Herbicide Recommendations for:

Stages of Leaf Development
- Alfalfa, Red Clover Ladino, Aslike and Black Medic
- Bird's-foot Trefoil
Related Links

**Soil Applied Grass Herbicides**
Trade Name	Wild Buckwheat	Common Chickweed	Cleavers	Corn Spurry	Canada Fleabane	Hemp-nettle
Eptam (As,Bs)**	6	7*	?	?	0	? More...
Treflan, Rival, Bonanza (As)	5*	?	?	?	0	5 More...

**Soil Applied Grass Herbicides (con't)**
Trade Name	Lady's Thumb	Lamb's-quarters	Mus-tards	Pig-weeds	Common Ragweed	Giant Ragweed	Velvet-leaf
Eptam (As,Bs)**	7	9*	6	9*	2	0	?
Treflan, Rival, Bonanza (As)	2	8*	2	8*	2	1	3

? - Insufficient information available to make a rating.
* - Indicates the weed is listed on the product label for control or suppression.
**Crop Registrations:
As - alfalfa (seedling only); Bs - birdsfoot trefoil (seedling only)

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**Postemergence Grass Herbicides**
Trade Name	Wild Buckwheat	Common Chickweed	Hemp-nettle
Achieve Liquid¹(Gs)**	0	0	0 More...
Assure II¹ (Ae)	0	0	0 More...
Venture L (A,B,C)	0	0	0 More...
Kerb (Ae,Be)	?	8*	0 More...
Poast Ultra (A,B,C)	0	0	0 More...
Select (As)	0	0	0 More...

**Postemergence Grass Herbicides** **(con't)**
Trade Name	Pig-weeds	Giant Ragweed
Achieve Liquid¹(Gs)**	0	0
Assure II¹ (Ae)	0	0
Venture L (A,B,C)	0	0
Kerb (Ae,Be)	6	5
Poast Ultra (A,B,C)	0	0
Select (As)	0	0

? - Insufficient information available to make a rating.
* - Indicates the weed is listed on the product label for control or suppression.
¹ - For seed crops only.
**Crop Registrations:
A - alfalfa (seeding and established); As - alfalfa (seedling only); Ae - alfalfa (established only)
B - birdsfoot trefoil (seedling and established); Be - birdsfoot trefoil (established only)
C - clovers (seedling and established); Gs - forage grasses (seedling only)

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**Postemergence Broadleaf Herbicides**
Trade Name	Wild Buckwheat	Common Chickweed	Cleavers	Corn Spurry	Canada Fleabane	Hemp-nettle
2,4-D (G,S)*	4*	8*	?	?	?	? More...
2,4-DB**, Caliber, Cobutox, Embutox^2,3 (A,B,C,G)	4*	8	?	?	?	? More...
Banvel II, or Oracle (G)	8*	?	?	9	8	? More...
Basagran (As,Ae,S)	7	?	?	?	5*	? More...
Infinity (Gs)	9*	9*	9*	?	?	9* More...
MCPA** (G)	4*	?	?	?	?	8* More...
Milestone (G)	9	?	?	?	?	? More...
Pardner (S)	8*	2	?	2	?	2 More...
Peakplus (S)	?	?	?	?	?	? More...
Tropotox Plus, Topside, or Clovitox Plus (C,G)	7	2	?	?	?	8* More...

**Postemergence Broadleaf Herbicides (con't)**
Trade Name	Lady's Thumb	Lamb's-quarters	Mustards	Pigweeds	Common Ragweed	Giant Ragweed	Velvetleaf
2,4-D (G,S)*	4*	9*	9*	9*	8*	?	8*
2,4-DB** (Caliber, Cobutox, Embutox^2,3) (A,B,C,G)	4*	7*	8*	9*	8*	?	8
Banvel II, Oracle (G)	9*	9*	7*	7*	9	8	9*
Basagran (As,Ae,S)	9*	7*	9*	7*	8*	6*	9*
Infinity (Gs)	?	9*	9*	9*	?	?	?
MCPA** (G)	?	9*	9*	8*	8*	?	8*
Milestone (G)	?	?	?	?	9	?	?
Pardner (S)	8*	9*	7*	7*	9*	?	9*
Peakplus (S)	9*	9*	9*	9*	9*	9	9*
Tropotox Plus, or Topside, Clovitox Plus (C,G)	?	9*	9*	9*	8*	?	9*

? - Insufficient information available to make a rating.
* - Indicates the weed is listed on the product label for control or suppression.
** - Various formulations available, see Table 4-1, Herbicides Used in Ontario.
² - Do not use on sweet clover.
³ - On established legumes, use fall spot treatment only.
⁴ - Clovitox Plus and Topside not for established clovers.
***Crop Registrations:
A - alfalfa (seeding and established); As - alfalfa (seedling only); Ae - alfalfa (established only)
B - birdsfoot trefoil (seedling and established); C - clovers (seedling and established)
G - forage grasses and grass pasture; G - forage grasses and grass pasture
S - forage sorghum and pearl millet

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**Postemergence Grass and Broadleaf Herbicides**
Trade Name	Wild Buckwheat	Common Chickweed	Cleavers	Corn Spurry	Canada Fleabane	Hemp-nettle
Gramoxone (Ae,Be)**	9*	9*	?	?	?	? More...
Princep Nine-T, Simadex, Simazine⁵ (Ae,Be,Ce)	9*	?	?	?	?	? More...
Pursuit¹ (As¹,Ae)	8*	?	?	?	2	? More...

**Postemergence Grass and Broadleaf Herbicides (con't)**
Trade Name	Lady's Thumb	Lamb's-quarters	Mustards	Pigweeds	Common Ragweed	Giant Ragweed	Velvetleaf
Gramoxone (Ae,Be)**	9*	8*	9*	9*	9*	9	?
Princep Nine-T, Simadex, Simazine⁵ (Ae,Be,Ce)	9*	9*	9	9	8*	?	6
Pursuit¹ (As¹,Ae)	9*	9*	9*	9*	8*	6	9*

? - Insufficient information available to make a rating.
* - Indicates the weed is listed on the product label for control or suppression.
¹ - For seed crops only.
⁵ - Simadex not for alfalfa
**Crop Registrations:
As - alfalfa (seedling only); Ae - alfalfa (established only);
Be - birdsfoot trefoil (established only)
Ce - clovers (established only)

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Postemergence Tank-Mixes
Trade Name	Wild Buckwheat	Common Chickweed	Cleavers	Corn Spurry	Canada Fleabane	Hemp-nettle
2,4-DB + MCPA^2,3 (As)***	8*	8	?	?	?	? More...
Milestone + 2,4-D** (G)	9	?	?	?	?	? More...

**Postemergence Tank-Mixes (con't)**
Trade Name	Lady's Thumb	Lamb's-quarters	Mustards	Pigweeds	Common Ragweed	Giant Ragweed	Velvetleaf
2,4-DB + MCPA^2,3 (As)***	?	7*	9*	9*	9*	?	?
Milestone + 2,4-D** (G)	9	9	9	9	9	9	9

***Crop Registrations: As - alfalfa (seedling only); G - forage grasses and grass pasture

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Table 10-1. Forage Herbicide Weed Control Ratings: Annual Broadleaf Weeds

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