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Herbicide Recommendations for Apricots (Year of Planting) : Soil Applied Grass and Broadleaf Herbicides

Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 20 June 2008

Pub 75: Guide to Weed Control > Tree Fruits and Grapes > Herbicide Recommendations for Apricots (Year of Planting): Soil Applied Grass and Broadleaf Herbicides

Excerpt from 2008 Chapter 15, Publication 75, Guide to Weed Control, Order this publication

Cover of Publication 75, Guide to Weed ControlTable of Contents

  1. Devrinol + Princep Nine-T
  2. Devrinol + Sinbar
  3. Dual II Magnum + Princep Nine-T
  4. Lexone
  5. Princep Nine-T
  6. Sencor + Treflan or Bonanza
  7. Treflan or Bonanza
  8. From Tree Fruit Herbicide Rating Tables (Table 15-1) (PDF 110k)
  9. Other Weed Control Recommendations
  10. Related Links
Devrinol + Princep Nine-T
Trade Name Devrinol DF + Princep Nine-T
Active Ingredient
napropamide
+ simazine
Formulation
50 DF
90 WG
Rate per hectare (active)
3.5 kg/ha
2 kg/ha
Rate per hectare (product)
7 kg/ha
2.25 kg/ha
Rate per acre (product)
2.8 kg/ac
0.9 kg/ac

Precautions

  • PRE - Apply in the fall through early spring before weeds emerge.
  • Incorporation by rainfall or irrigation is essential.
  • Do NOT apply on frozen ground.
  • Make ONLY one application in the year of planting.

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Devrinol + Sinbar
Trade Name Devrinol DF + Sinbar
Active Ingredient
napropamide
+ terbacil
Formulation
50 DF
80 WP
Rate per hectare (active)
4.5 kg/ha
0.5 kg/ha
Rate per hectare (product)
9 kg/ha
0.63 kg/ha
Rate per acre (product)
3.6 kg/ac
0.25 kg/ac

Precautions

  • PRE - Apply in the fall through early spring before weeds emerge.
  • Incorporation by rainfall or irrigation is essential.
  • Do NOT apply on frozen ground.
  • Make ONLY one application in the year of planting.

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Dual II Magnum + Princep Nine-T
Trade Name

Dual II Magnum

+ Princep Nine-T
Active Ingredient
s-metolachlor/benoxacor
+ simazine
Formulation
915 g/L
90 WG
Rate per hectare (active)
1.14 to 1.6 kg/ha
1 to 2 kg/ha
Rate per hectare (product)
1.25 to 1.75 L/ha
1.1 to 2.2 kg/ha
Rate per acre (product)
0.5 to 0.7 L/ac
0.44 to 0.88 kg/ac

Precautions

  • PRE - Apply after planting, before weeds emerge, preferably after rain has settled the soil around the trees.
  • Apply once in the year of planting.
  • Do NOT use on sandy soils with less than 2% organic matter.
  • Avoid contact with tree trunks and leaves.

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Lexone
Trade Name
Active Ingredient metribuzin
Formulation 75 DF
Rate per hectare (active) 0.38 to 0.75 kg/ha
Rate per hectare (product) 0.5 to 1 kg/ha
Rate per acre (product) 0.2 to 0.4 kg/ac

Precautions

  • PPI - Apply before planting trees in the year of planting.
  • Make single application as an orchard floor or planting row treatment.

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Princep Nine-T
Trade Name
Active Ingredient simazine
Formulation 90 WG
Rate per hectare (active) 1 to 2 kg/ha
Rate per hectare (product) 1.1 to 2.2 kg/ha
Rate per acre (product) 0.44 to 0.88 kg/ac

Precautions

  • PRE - Apply after planting, before weeds emerge, preferably after rain has settled the soil around the trees.
  • Apply ONLY once per season .
  • Avoid contact with trunk and leaves of trees.
  • Do NOT use on sandy soils with less than 2% organic matter.

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Sencor + Treflan or Bonanza
Trade Name Sencor 75 DF + Treflan EC or + Bonanza 400
Active Ingredient
metribuzin
+ trifluralin
or + trifluralin
Formulation
75 WG
480 g/L
400 g/L
Rate per hectare (active)
0.42 to 0.56 kg/ha
0.6 to 1.155 kg/ha
0.6 to 1.155 kg/ha
Rate per hectare (product)
0.55 to 0.75 kg/ha
1.25 to 2.4 L/ha
1.5 to 2.75 L/ha
Rate per acre (product)
0.22 to 0.3 kg/ac
0.5 to 0.96 L/ac
0.6 to 1.1 L/ac

Precautions

  • PPI - Apply and incorporate before planting trees.
  • Apply as an orchard floor or planting row treatment.
  • Apply ONCE in the year of planting only.

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Treflan or Bonanza
Trade Name Treflan EC

or Bonanza 400

Active Ingredient
trifluralin
or trifluralin
Formulation
480 g/L
400 g/L
Rate per hectare (active)
0.6 to 1.155 kg/ha
0.6 to 1.155 kg/ha
Rate per hectare (product)
1.25 to 2.4 L/ha
1.5 to 2.75 L/ha
Rate per acre (product)
0.5 to 0.96 L/ac
0.6 to 1.1 L/ac

Precautions

  • PPI - Apply and incorporate before planting trees.
  • Use at least 100 L/ha water (40 L/ac).
  • Apply ONLY once in the planting year.

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Related Links

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