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PestFacts WA

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WA Insecticide Guide 2025 - Autumn Winter

Rebecca Severtson

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 ... Read more
WA Insecticide Guide 2025 - Winter Spring

Rebecca Severtson and Andrew Phillips

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 ... Read more
WA Insecticide Guide 2024 - Autumn Winter

Rebecca Severtson and Svetlana Micic

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 ... Read more
WA Insecticide Guide 2024 - Winter Spring

Svetlana Micic and Alan Lord

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 ... Read more
PestFacts WA Issue 21 - November 2023

Cindy L. Webster, Benjamin S. Congdon, Rebecca Severtson, Ciara Beard, Andrea Hills, and Geoff J. Thomas
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
PestFacts WA Issue 19 - October 2023

Alan Lord, Cindy L. Webster, Daniel Huberli, and Kylie Chambers
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, and Christiaan Valentine
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
PestFacts WA Issue 15 - September 2023

Cindy L. Webster, Dusty Severtson, Alan Lord, Svetlana Micic, Michael Nash, and Andrea Hills
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 16 - September 2023

Cindy L. Webster, Sarah Collins, and Daniel Huberli
PestFacts WA Issue 16 - September 2023 content:
- Why is my crop patchy? Diagnose soilborne diseases to form strategies for next season
- Flag smut in wheat
- Wheat leaf rust update
- Protecting grain: ensure clean augers, field bins and silos against insects
PestFacts WA Issue 17 - September 2023

Cindy L. Webster, Dusty Severtson, and Rebecca Severtson
PestFacts WA Issue 17 - September 2023 contents:
- Aphid activity update
- Diamondback moth numbers remain low
- Native budworm caterpillar update
PestFacts WA Issue 18 - September 2023

Sarah Collins, Carla Wilkinson, and Cindy L. Webster
PestFacts WA Issue 18 - September 2023 contents:
- Cereal cyst nematodes
PestFacts WA Issue 12 - August 2023

Ciara Beard, Andrea Hills, Geoff J. Thomas, Cindy L. Webster, and Kithsiri Jayasena
PestFacts WA Issue 12 - August 2023 contents:
- Leaf rust in wheat
- Nodorum blotch and yellow spot in wheat
- Loose smut in barley
PestFacts WA Issue 13 - August 2023

Rebecca Severtson, Christiaan Valentine, Alan Lord, Benjamin S. Congdon, Cindy L. Webster, and Ciara Beard
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 ... Read more
PestFacts WA Issue 14 - August 2023

Rebecca Severtson, Ciara Beard, and Kylie Chambers
PestFacts WA Issue 14 - August 2023 contents:
- Cabbage aphids have been increasing in canola
- Powdery mildew in multiple crop species
- Preventing grain staining in oats from Septoria avenae blotch
PestFacts WA Issue 09 - July 2023

Alan Lord, Christiaan Valentine, Kithsiri W. Jayasena, Andrea Hills, Geoff J. Thomas, Ciara Beard, and Cindy L. Webster
PestFacts WA Issue 9 - July 2023 contents:
- Native budworm are active early
- Powdery mildew
- Slime mould
PestFacts WA Issue 10 - July 2023

Svetlana Micic, Cindy L. Webster, Benjamin S. Congdon, and Kylie Chambers
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 11 - July 2023

Alan Lord
PestFacts WA Issue 11 - July 2023 contents:
- Native budworm activity update
PestFacts WA Issue 06 - June 2023

Benjamin S. Congdon and Rebecca Severtson
PestFacts WA Issue 6 - June 2023 contents:
- Green peach aphid alert
- 2023 winter spring insecticide guide is now available
PestFacts WA Issue 07 - June 2023

Cindy L. Webster, Benjamin S. Congdon, and Svetlana Micic
PestFacts WA Issue 7 - June 2023 contents:
- Mealy bugs
- Green peach aphid and turnip yellows virus update
- Slaters
PestFacts WA Issue 08 - June 2023

Rebecca Severtson, Svetlana Micic, Cindy L. Webster, Jean Galloway, Ciara Beard, and Andrea Hills
PestFacts WA Issue 8 - June 2023 contents:
- The unknown “Dongara” weevil has been attacking canola
- European earwigs are hatching again
- Blackleg in canola
- Sclerotinia stem rot
- Early spot-form net blotch is around, but stay calm and don’t spray
- Scald on barley
PestFacts WA Issue 03 - May 2023

Cindy L. Webster, Svetlana Micic, Alan Lord, Andrea Hills, Jean Galloway, and Rebecca Severtson
PestFacts WA Issue 3 - May 2023 contents:
- Identifying weevils
- Downy mildew in canola
- Meet PestFacts WA team member, Bec Severtson
PestFacts WA Issue 04 - May 2023

Jean Galloway, Cindy L. Webster, and Svetlana Micic
PestFacts WA Issue 4 - May 2023 contents:
- Do not confuse springtails with other pests
- Consider beneficial insects when spraying
- Growers may need to reapply baits for slugs and snails
- Field pea blackspot disease forecasts for WA are available online
- Plant disease webinar recording ... Read more
PestFacts WA Issue 05 - May 2023

Benjamin S. Congdon, Cindy L. Webster, Ciara Beard, and Geoff J. Thomas
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
PestFacts WA Issue 01 - April 2023

Cindy L. Webster, Svetlana Micic, Janette Pratt, Jean Galloway, and Adam H. Sparks
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 and Svetlana Micic
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