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Wa Insecticide Guide 2026 - Autumn Winter, Rebecca Severtson, Svetlana Micic, Andrew Phillips

PestFacts WA

Registered chemicals for broadacre crops in Western Australia The insecticides listed in the tables within this guide can be used on any crop appearing on the chemical label, if the rate used does not exceed the highest rate that is registered for use on that crop. There are many products with different trade names that contain the same active ingredient. This list is not exhaustive and does not imply any specific recommendations of brand names. Unless otherwise specified, all insecticides listed are emulsifiable concentrates (EC). Other insecticide formulations are suspension concentrate (SC), wettable powder (WP), capsule suspension (CS), wettable granules …

Wa Insecticide Guide 2026 - Winter Spring, Svetlana Micic, Cindy L. Webster, Rebecca Severtson

PestFacts WA

Registered chemicals for broadacre crops in Western Australia.

The insecticides listed in the tables within this guide can be used on any crop appearing on the chemical label, if the rate used does not exceed the highest rate that is registered for use on that crop.

There are many products with different trade names that contain the same active ingredient. This list is not exhaustive and does not imply any specific recommendations of brand names.

Unless otherwise specified, all insecticides listed are emulsifiable concentrates (EC). Other insecticide formulations are suspension concentrate (SC), wettable powder (WP), capsule suspension (CS), wettable granules …

2026 Western Australian Crop Sowing Guide, Brenda Shackley, Stacey Power, Blakely Paynter, Harmohinder Dhammu, Bronte Wackett, Dion Nicol, Mark Seymour, Greg Shea

Bulletins 4000 -

The 2026 Western Australian Crop Sowing Guide has been compiled by officers in the Department of Primary Industries and Regional Development. It provides information to support variety decisions for each of the major crops for the upcoming season.

Wa Insecticide Guide 2025 - Winter Spring, Rebecca Severtson, Andrew Phillips

PestFacts WA

Please note: this second version published in September 2025 replaces the first version published in June 2025.

The insecticides listed in the tables within this guide can be used on any crop appearing on the chemical label, if the rate used does not exceed the highest rate that is registered for use on that crop.

There are many products with different trade names that contain the same active ingredient. This list is not exhaustive and does not imply any specific recommendations of brand names.

Unless otherwise specified, all insecticides listed are emulsifiable concentrates (EC). Other insecticide formulations are suspension concentrate …

Wa Insecticide Guide 2025 - Autumn Winter, Rebecca Severtson

PestFacts WA

Registered chemicals for broadacre crops in Western Australia.

The insecticides listed in the tables within this guide can be used on any crop appearing on the chemical label, if the rate used does not exceed the highest rate that is registered for use on that crop.

There are many products with different trade names that contain the same active ingredient. This list is not exhaustive and does not imply any specific recommendations of brand names.

Protecting Wa Crops Issue 35 - November 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 35 - November 2023 contents:

• Modelling to increase understanding of Ascochyta blight aggressiveness in chickpea crops
• Meet Crop Protection team member – Dr Rodrigo Pires

Pestfacts Wa Issue 21 - November 2023, Cindy L. Webster, Benjamin S. Congdon, Rebecca Severtson, Ciara Beard, Andrea Hills, Geoff J. Thomas

PestFacts WA

PestFacts WA Issue 21 - November 2023 contents:

• Final PestFacts WA newsletter for 2023!
• Virus surveillance and aphid monitoring findings
• Dongara weevil investigation update
• Green bridge management over summer

Protecting Wa Crops Issue 34 - October 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 34 - October 2023 contents:

• Does electric weed control work on herbicide resistant weeds?
• Meet Crop Protection team member – Miranda Slaven

Pestfacts Wa Issue 19 - October 2023, Alan Lord, Cindy L. Webster, Daniel Huberli, Kylie Chambers

PestFacts WA

PestFacts WA Issue 19 - October 2023 contents:

• Native budworm monitoring and management in maturing crops
• Barley leaf rust
• Fusarium crown rot

Pestfacts Wa Issue 20 - October 2023, Cindy L. Webster, Dusty Severtson, Andrew Phillips, Christiaan Valentine

PestFacts WA

PestFacts WA Issue 20 - October 2023 contents:

• Armyworm in cereals
• Diamondback moth surveillance summary
• WA’s native budworm trapping program finishes next week
• Free seed testing for virus infections in pulses

Protecting Wa Crops Issue 33 - September 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 33 - September 2023 contents:

• Aphid and Turnip Yellows Virus Management: Research Highlights
• Meet Crop Protection team member – Janette Pratt

Pestfacts Wa Issue 18 - September 2023, Sarah Collins, Carla Wilkinson, Cindy L. Webster

PestFacts WA

PestFacts WA Issue 18 - September 2023 contents:

• Cereal cyst nematodes

Pestfacts Wa Issue 15 - September 2023, Cindy L. Webster, Dusty Severtson, Alan Lord, Svetlana Micic, Michael Nash, Andrea Hills

PestFacts WA

PestFacts WA Issue 15 - September 2023 contents:

• Spring control of redlegged earth mites
• Cabbage leafminer
• Monitor for slugs now to prepare for next season
• Native budworm update
• Barley loose smut – this year and going forward

Pestfacts Wa Issue 17 - September 2023, Cindy L. Webster, Dusty Severtson, Rebecca Severtson

PestFacts WA

PestFacts WA Issue 17 - September 2023 contents:

• Aphid activity update
• Diamondback moth numbers remain low
• Native budworm caterpillar update

Protecting Wa Crops Issue 32 - August 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 32 - August 2023 contents:

• Sclerotinia management for narrow leaf lupins crops
• Meet Crop Protection team member – Ciara Beard

Pestfacts Wa Issue 13 - August 2023, Rebecca Severtson, Christiaan Valentine, Alan Lord, Benjamin S. Congdon, Cindy L. Webster, Ciara Beard

PestFacts WA

PestFacts WA Issue 13 - August 2023 contents:

• Diamondback moth numbers are low, but growers are reminded to monitor with warming temperatures
• Native budworm caterpillars are appearing in the northern region
• Turnip yellows virus is spreading in canola in Kwinana West and Albany port zones
• Sclerotinia stem rot update

Pestfacts Wa Issue 12 - August 2023, Ciara Beard, Andrea Hills, Geoff J. Thomas, Cindy L. Webster, Kithsiri Jayasena

PestFacts WA

PestFacts WA Issue 12 - August 2023 contents:

• Leaf rust in wheat
• Nodorum blotch and yellow spot in wheat
• Loose smut in barley

Protecting Wa Crops Issue 31 - July 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 31 - July 2023 contents:

• New project to reduce Rhizoctonia impact in low and medium rainfall zones
• Meet Crop Protection team member – Dr Ahmed Saad

Pestfacts Wa Issue 09 - July 2023, Alan Lord, Christiaan Valentine, Kithsiri W. Jayasena, Andrea Hills, Geoff J. Thomas, Ciara Beard, Cindy L. Webster

PestFacts WA

PestFacts WA Issue 9 - July 2023 contents:

• Native budworm are active early
• Powdery mildew
• Slime mould

Pestfacts Wa Issue 11 - July 2023, Alan Lord

PestFacts WA

PestFacts WA Issue 11 - July 2023 contents:

• Native budworm activity update

Pestfacts Wa Issue 10 - July 2023, Svetlana Micic, Cindy L. Webster, Benjamin S. Congdon, Kylie Chambers

PestFacts WA

PestFacts WA Issue 10 - July 2023 contents:

• Russian wheat aphid
• Turnip yellows virus detected in flying green peach aphids and in canola
• Bacterial blight, Septoria avenae blotch and leaf rust are appearing in oats

Pestfacts Wa Issue 06 - June 2023, Benjamin S. Congdon, Rebecca Severtson

PestFacts WA

PestFacts WA Issue 6 - June 2023 contents:

• Green peach aphid alert
• 2023 winter spring insecticide guide is now available

Protecting Wa Crops Issue 30 - May 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 30 - May 2023 contents:

• GRDC Perth Research Updates – Pathology – Part 2
• Impact of fungicide product, rotation and timing on Net form net blotch in Planet barley in southern WA
• Economical management of Spot form net blotch in low rainfall environments
• Meet crop protection team member – Jason Bradley

Pestfacts Wa Issue 03 - May 2023, Cindy L. Webster, Svetlana Micic, Alan Lord, Andrea Hills, Jean Galloway, Rebecca Severtson

PestFacts WA

PestFacts WA Issue 3 - May 2023 contents:

• Identifying weevils
• Downy mildew in canola
• Meet PestFacts WA team member, Bec Severtson

Pestfacts Wa Issue 05 - May 2023, Benjamin S. Congdon, Cindy L. Webster, Ciara Beard, Geoff J. Thomas

PestFacts WA

PestFacts WA Issue 5 - May 2023 contents:

• Early season aphid and virus risk in cereals and canola
• Black and white tiger moth caterpillars
• Lupinosis risk this season

Protecting Wa Crops Issue 29 - April 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 29 - April 2023 contents:

• GRDC Perth Research Updates 2023 – Pathology and virology
• How long do sclerotinia sclerotia survive in WA?
• Insecticidal control of green peach aphid and turnip yellows virus: resistance threats, limitations, and future alternatives
• Meet Crop Protection team member – Jean Galloway

Pestfacts Wa Issue 01 - April 2023, Cindy L. Webster, Svetlana Micic, Janette Pratt, Jean Galloway, Adam H. Sparks

PestFacts WA

PestFacts WA newsletter contents:

• Now is the time bait snails
• Black Portugue Millipedes
• Green bridge surveillance findings
• 2023 autumn winter insecticide spray guide is now available
• Pre-season climate and insect webinars are available online
• Canola blackleg risk forecasts
• Managing Ascochyta blight chickpea at seeding

Pestfacts Wa Issue 02 - April 2023, Cindy L. Webster, Svetlana Micic

PestFacts WA

PestFacts WA Issue 2 - April 2023 contents:

• Mites and lucerne flea have started hatching
• European and native earwigs
• Slugs and snails have started to lay eggs

Protecting Wa Crops Issue 28 - March 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 28 - March 2023 contents:

• GRDC Perth Research Updates 2023 - Entomology
• Russian wheat aphid thresholds in WA and using biological control for RLEM
• Lessons learnt from native budworm activity in wheat, relative to traditional hosts lupins, pulses and canola
• Meet Crop Protection team member – Svetlana Micic

Protecting Wa Crops Issue 27 - February 2023, Department Of Primary Industries And Regional Development, Western Australia

Protecting WA Crops

Protecting WA Crops Issue 27 - February 2023 contents:

• Glyphosate alternatives for summer and pre-seeding knockdown weed control
• Meet Crop Protection team member – Cindy Webster