Vegetable Production Guide

Carrots
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Table 2 Carrot Insect Control

This section was updated - 13 January 2021

Table 2 Carrot Insect Control

 

Product

Rate

PHI*

Comments

Carrot Rust Fly (Adult): Carrots seeded before April 15: Spray about April 30 with:

Diazinon 50 WSP

(diazinon)
1.1 kg/ha
(440 g/acre)
10
  • Repeat at 7 to 10 day intervals until harvest.
  • Best control is obtained when temperature is above 20°C.
  • Group 1B insecticides.

Diazinon 500E

(diazinon)

1.1 L/ha
(445 mL/acre)
10
  • Repeat at 7 to 10 day intervals until harvest.
  • Group 1B insecticide.

Carrot Rust Fly: Carrots seeded after April 15:

Spray 30 days after seeding with:

Mako (Ripcord)

(cypermethrin)

Group 3
175 mL/ha
(70 mL/acre)
35
  • Controls adult flies.
  • Apply in 550 L/ha (220 L/acre) of water.
  • Do not apply more than 3 times per season.
  • May kill beneficials.
  • Mako (Ripcord) also controls cutworms, see label for details.

Up-Cyde 2.5 EC

(cypermethrin)
280 mL/ha
(115 mL/acre)

Matador 120 EC

(lambda-cyhalothrin)

Group 3
83 mL/ ha
(34 mL/ acre)
14
  • Controls adult flies.
  • Repeat at 7day intervals as needed.
  • Do make more than 3 applications per year.
  • Do not re-enter treated area for 24 hrs.
  • Toxic to bees.
*PHI = Pre-harvest interval.
BUFFERS – Refer to product label for buffer requirements. See also Pesticide Regulations and Safety section of this guide.
PESTICIDE GROUP DETAILS – see Pesticide Toxicity Table of this guide.

 

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