Table 13-1. Vegetable Herbicide Weed Control Ratings: Annual Broadleaf Weeds


Pub 75: Guide to Weed Control > Vegetable Crops > Table 13-1. Vegetable Herbicide Weed Control Ratings: Annual Broadleaf Weeds

Excerpt from 2010-2011 Chapter 13, Publication 75, Guide to Weed Control, Order this publication

Cover of Publication 75, Guide to Weed ControlTable of Contents

  1. Soil Applied Grass Herbicides
  2. Soil Applied Broadleaf Herbicides
  3. Soil Applied Grass and Broadleaf Herbicides
  4. Postemergence Grass Herbicides
  5. Postemergence Broadleaf Herbicides
  6. Postemergence Grass and Broadleaf Herbicides
  7. Postemergence Tank-Mix Options
  8. Preharvest and Post Harvest
  9. Other recommendations in Table 13-1. Vegetable Herbicide Weed Control Ratings:
  10. Related Links
Soil Applied Grass Herbicides
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
5 6 8* 5 5 8* 7* 5
2 2 7 2 8* 7/8* 4 2
4 7 7* 5 7 7* 5 5
2 2 7 2 8* 8* 4 2

* Indicates the weed is listed on the product label for control or suppression.

Soil Applied Broadleaf Herbicides
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
5 9 9 6 5 8 5 –
– 8* 9* 8* 8* 8* 6 –
8* 9* 9* 9* 8 9* 8* 6*
8* 8* 8* 8 8* 8* 8* 6
7 9* 9* 9* 3 9* 8* 8*

* Indicates the weed is listed on the product label for control or suppression.
– Insufficient information available to make a rating.

Soil Applied Grass and Broadleaf Herbicides
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
– – 9* – 9* 6 8/9 9*
0 0 8* 0 0 7* 0 0
8 8 9* 8 7 8* 9* –
– 6 6 7 7 0 0 0
8* 8* 8* 8 7* 8* 8 7
8 9* 9* 9* 9* 9* 8* 9*
9* 9* 9* 9 9 9 8* 5
– 6 9* – 8 8* 2 6
8 9* 9* 9* 9* 9* 8* 9*
– 7 8* 8* 7 7* 7* 7
5* 7 8* 2 2 8* 4 2

* Indicates the weed is listed on the product label for control or suppression.
– Insufficient information available to make a rating.

Postemergence Grass Herbicides
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
– 0 0 0 – 6 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0

– Insufficient information available to make a rating.

Postemergence Broadleaf Herbicides
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
7 4* 4* 9* 7 9* 8* 8
Aim EC (hooded sprayer)
 – – 8* 8* 8* 8* – 8*
7 9* 8* 7* 7 8* 8* 9*
6* 6 8* 7* 6* 8* 8* 5
9* 8 8* 9 9* 9* 8 7
Herbicidal Oil**
 – 6 7 7 – 7 5 –
– 7 5 – 5 5 8* 5
4* 0 9* 9* – 9* 8* 9*
9* 9* 9* 8* 9* 8* 9* 9*
– 8* 9* 8* 3 9* 5 8*
8* 8* 8* 8* 8* 8* 8* –
8 8 7* 8* 7 9* 9* 9

* Indicates the weed is listed on the product label for control or suppression.
** Various formulations available, see Table 4-1, Herbicides Used in Ontario, page 23.
– Insufficient information available to make a rating.

Postemergence Grass and Broadleaf Herbicides
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
8* 8* 8* 8 8 8* 8* 8*
– 7 7* 9 4c 9* 3 6
7* 9* 8* 9* – 8* 8* 7*

* Indicates the weed is listed on the product label for control or suppression.
– Insufficient information available to make a rating.
c - Registered for control of hairy nightshade.

Postemergence Tank-Mix Options
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
– 8* 9* 9 4c 9* 5 8

* Indicates the weed is listed on the product label for control or suppression.
– Insufficient information available to make a rating.

Preharvest and Postharvest
Trade Name
 Wild Buckwheat Lady's Thumb Lamb's-quarters Mustards Nightshades Pigweeds Ragweed Velvetleaf
– 9 9* 9* – 9* 9 9

* Indicates the weed is listed on the product label for control or suppression.
– Insufficient information available to make a rating.

Related Links


For more information:
Toll Free: 1-877-424-1300
Local: (519) 826-4047
E-mail: ag.info.omafra@ontario.ca
Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 07 June 2011