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Table 9-2. Additional Weed Control Ratings for Corn (Field, Seed and Sweet): Annual and Biennial Broadleaves

Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 03 May 2006

Pub 75: Guide to Weed Control > Corn > Table 9-2. Additional Weed Control Ratings for Corn (Field, Seed and Sweet): Annual and Biennial Broadleaves

Excerpt from 2008 Chapter 9, 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 (Herbicide Tolerant Hybrids Only)
  7. Postemergence Grass and Broadleaf Herbicide Tank-Mixes
  8. Other recommendations in Table 9-2: Additional Weed Control Ratings for Corn (Field, Seed and Sweet):
  9. Related Links
Soil Applied Grass Herbicides
Trade Name Bur-cucumber Biennial wormwood Common chickweed Flower-of-an-hour Prickly lettuce Nipplewort
Dual II Magnum ? ? ? ? ? ?
Frontier ? ? ? ? ? ?
Prowl ? ? ? ? ? ?

Soil Applied Grass Herbicides (con't)
Trade Name Spreading atriplex Swamp smartweed Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
Dual II Magnum ? ? ? 6* ? ?
Frontier ? ? ? 6* ? ?
Prowl ? ? ? ? ? ?

? - Insufficient information available to make a rating.
* - Ratings with an asterisk indicate the weed is listed on the product label for control or suppresssion.

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Soil Applied Broadleaf Grass Herbicides
Trade Name Bur-cucumber Biennial wormwood Common chickweed Flower-of-an-hour Prickly lettuce Nipplewort
atrazine** 5 ? 9 ? ? ?
Callisto + atrazine** ? ? ? ? ? ?
Marksman 5 ? 9 ? ? ?

Soil Applied Broadleaf Herbicides (con't)
Trade Name Spreading atriplex Swamp smartweed Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
atrazine** ? 2 9 0 ? 9
Callisto + atrazine** ? 4 9 9* ? 9
Marksman 6 3 9 8 ? 9

? - Insufficient information available to make a rating.
* - Ratings with an asterisk indicate the weed is listed on the product label for control or suppresssion.
** - Various formulations available, see Table 4-1, Herbicides Used in Ontario

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Soil Applied Grass and Broadleaf Grass Herbicides
Trade Name Bur-cucumber Biennial wormwood Common chickweed Flower-of-an-hour Prickly lettuce Nipplewort
Battalion1 ? ? ? ? ? ?
Converge Pro1 5 ? 9 ? ? ?
Primextra II Magnum 5 ? ? ? ? ?

Soil Applied Grass and Broadleaf Herbicides (con't)
Trade Name Spreading atriplex Swamp smartweed Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
Battalion1 ? ? ? ? ? ?
Converge Pro1 7 4 9 9 ? 9
Primextra II Magnum ? ? ? 9* ? ?

? - Insufficient information available to make a rating.
1 - Indicates herbicides sold as a co-pack under this trade name.

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Postemergence Grass Herbicides
Trade Name Bur-cucumber Biennial wormwood Common chickweed Flower-of-an-hour Prickly lettuce Nipplewort
Accent ? ? ? ? ? ?
Option ? ? ? ? ? ?
Ultim ? ? ? ? ? ?

Postemergence Grass Herbicides (con't)
Trade Name Spreading atriplex Swamp smartweed Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
Accent ? ? ? ? ? ?
Option ? ? ? ? ? ?
Ultim ? ? ? ? ? ?

? - Insufficient information available to make a rating.
* - Ratings with an asterisk indicate the weed is listed on the product label for control or suppresssion.

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Postemergence Broadleaf Herbicides
Trade Name Bur-cucumber Biennial wormwood Common chickweed Flower-of-an-hour Prickly lettuce Nipplewort
atrazine** + oil 5 8 9 7 ? 9
Banvel II, Oracle 2 9 9 9 8 9
Callisto + atrazine** 4 ? ? ? ? 6
Distinct 2 9 9 9 8 9
Laddok 6 8 ? ? ? ?
Marksman 6 9 9 9 9 9
Pardner + atrazine** 8 9 9 9 8 9
Peakplus1 3 8 9 8 8 6
Shotgun 6 9 9 9 8 9
Summit 5 8 9 8 9 8

Postemergence Broadleaf Herbicides (con't)
Trade Name Spreading atriplex Swamp smartweed Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
atrazine** + oil 2 0 9 0 2 9
Banvel II, Oracle 7 6 7 9 6 9
Callisto + atrazine** 5 ? 0 9* 8 ?
Distinct 7 5 9 9* 8 ?
Laddok ? ? ? ? ? ?
Marksman 7 3 9 9 9 ?
Pardner + atrazine** 9 1 9 9 7 ?
Peakplus1 7 6 8 6 9 ?
Shotgun ? 0 9 9 ? ?
Summit 6 6 9 6 9 ?

? - Insufficient information available to make a rating.
1 - Indicates herbicides sold as a co-pack under this trade name.
* - Ratings with an asterisk indicate the weed is listed on the product label for control or suppresssion.
** - Various formulations available, see Table 4-1, Herbicides Used in Ontario

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Postemergence Grass and Broadleaf Herbicides (Herbicide Tolerant Hybrids Only)
Trade Name Bur-cucumber Biennial wormwood Common chickweed Flower-of-an-hour Prickly lettuce Nipplewort
Liberty 200 SN2 4 ? ? 7 ? ?
glyphosate**3 8 8 9 9 9 ?

Postemergence Grass and Broadleaf Herbicides (Herbicide Tolerant Hybrids Only) (con't)
Trade Name Spreading atriplex Swamp smartweed Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
Liberty 200 SN2 ? 1 6 ? ? ?
glyphosate**3 7/8 5 8 9 ? ?

? - Insufficient information available to make a rating.
** - Various formulations available, see Table 4-1, Herbicides Used in Ontario..
2 - For use on glufosinate ammonium (Liberty Link) tolerant corn only.
3 - For use on glyphosate tolerant (Roundup Ready) tolerant corn only.

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Postemergence Grass and Broadleaf Herbicide Tank-Mixes
Trade Name Bur-cu-
cumber		 Biennial worm-
wood		 Common chick-
weed		 Flower-of-an-hour Prickly lettuce Nipple-
wort
Accent + Callisto + atrazine** ? ? ? ? ? ?
Battalion1 ? ? ? ? 9 ?
Summit + Accent or Summit Extra1 ? ? ? ? 9 ?
Ultim + Banvel II or Oracle ? ? ? ? ? ?
Ultim + Callisto + atrazine** ? ? ? ? ? ?
Ultim + Distinct (Ultim Total) 1 ? ? ? ? 9 ?
Ultim + Marksman 6 ? ? ? ? ?
Ultim + Peakplus1 ? ? ? ? ? ?

Postemergence Grass and Broadleaf Herbicide Tank-Mixes (con't)
Trade Name Spreading atriplex Swamp smart-
weed		 Three-seeded mercury Water-
hemp		 Wild carrot Wood-sorrel (oxalis)
Accent + Callisto + atrazine** ? 5 ? 9* 8 ?
Battalion1 ? ? ? ? ? ?
Summit + Accent or Summit Extra1 ? 6 9 ? ? ?
Ultim + Banvel II or Oracle ? ? 7 ? ? ?
Ultim + Callisto + atrazine** ? ? ? 9* 8 ?
Ultim + Distinct (Ultim Total) 1 ? 5 9 ? ? ?
Ultim + Marksman ? 5 9 ? ? ?
Ultim + Peakplus1 ? ? 8 ? ? ?

? - Insufficient information available to make a rating.
* - Ratings with an asterisk indicate the weed is listed on the product label for control or suppresssion.
** - Various formulations available, see Table 4-1, Herbicides Used in Ontario..
1 - Indicates herbicides sold as a co-pack under this trade name.

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Related Links

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