2026 IPM Workshops
Registration is now open for the majority of the OMAFA IPM workshops being held over the next three months. Workshop… Continue Reading 2026 IPM Workshops
Latest Posts
New Vegetable Crop Production Guide – Publication 839
OMAFRA’s new Guide to Vegetable Production in Ontario – Publication 839 is now available. This guide replaces the discontinued Publication… Continue Reading New Vegetable Crop Production Guide – Publication 839
Crop Protection Disease Featured Fungicides Herbicides Insecticides Insects Minor Use Nematodes Pest Management Resources Vegetables Weed Management
Introducing the Ontario Crop Protection Hub
The Ministry of Agriculture, Food and Rural Affairs (OMAFRA) is transforming the way crop protection information is provided to better… Continue Reading Introducing the Ontario Crop Protection Hub
Cimegra® and Success® Insecticide labels temporarily expanded via Emergency Use Registration to help manage Cabbage Maggot in Rutabagas grown in in Ontario, British Columbia, Alberta, Quebec, Nova Scotia, New Brunswick, Prince Edward Island, and Newfoundland and Labrador
J. MOSIONDZ, OMAFA, Minor Use Coordinator, Guelph The Pest Management Regulatory Agency (PMRA) recently announced the approval of Emergency Use… Continue Reading Cimegra® and Success® Insecticide labels temporarily expanded via Emergency Use Registration to help manage Cabbage Maggot in Rutabagas grown in in Ontario, British Columbia, Alberta, Quebec, Nova Scotia, New Brunswick, Prince Edward Island, and Newfoundland and Labrador
PYGANIC® Insecticide label expanded via Minor Use Program to help various pests in CG 3-07 Bulb Vegetables in Canada
J. MOSIONDZ, OMAFA, Minor Use Coordinator, Guelph The Pesticides Regulatory Directorate (PRD), formerly known as the Pest Management Regulatory Agency… Continue Reading PYGANIC® Insecticide label expanded via Minor Use Program to help various pests in CG 3-07 Bulb Vegetables in Canada
CIMEGRA Insecticide label expanded via Minor Use Program to help manage cabbage maggot in Brassica Head and Stem Vegetables in Canada
J. MOSIONDZ, OMAFA, Minor Use Coordinator, Guelph The Pesticides Regulatory Directorate (PRD), formerly known as the Pest Management Regulatory Agency… Continue Reading CIMEGRA Insecticide label expanded via Minor Use Program to help manage cabbage maggot in Brassica Head and Stem Vegetables in Canada
2026 IPM Workshops
Registration is now open for the majority of the OMAFA IPM workshops being held over the next three months. Workshop… Continue Reading 2026 IPM Workshops
How Sterile Flies Crashed Onion Maggot Populations
Over the past 7 years, two growers opted to release sterile flies as their onion maggot management strategy going forward… Continue Reading How Sterile Flies Crashed Onion Maggot Populations
Allium leafminer is confirmed in Ontario
T. Cranmer, Vegetable Crop SpecialistH. Fraser, Entomologist – HorticultureD. Beaton, Crop Protection SpecialistJ. Mosiondz, Minor Use Coordinator Allium leafminer (Phytomyza… Continue Reading Allium leafminer is confirmed in Ontario
ZIDUA® Herbicide Label registered via Minor Use Program to help manage foxtail (yellow and green) and redroot pigweed in carrots grown in muck soil (soil organic matter >7%) in Canada
By Josh Mosiondz, Minor Use Coordinator, OMAFA, Guelph The Pest Management Regulatory Agency (PMRA) recently announced the approval of a… Continue Reading ZIDUA® Herbicide Label registered via Minor Use Program to help manage foxtail (yellow and green) and redroot pigweed in carrots grown in muck soil (soil organic matter >7%) in Canada
Spotted Lanternfly Update – See It? Stop It. Don’t Spread It.
H. Fraser, Entomologist – Horticulture Spotted lanternfly (Lycorma delicatula, SLF) is an invasive planthopper that threatens Ontario’s agricultural sector. The… Continue Reading Spotted Lanternfly Update – See It? Stop It. Don’t Spread It.
2026 Ontario Potato Conference
2026 Ontario Potato Conference and Trade Show Thursday March 5th, 2026Delta Hotel and Conference Center in Guelph, ON Please see… Continue Reading 2026 Ontario Potato Conference
50th Annual Tomato Day
The OPVG District 1 and OMAFA are hosting the 50th Annual Tomato Day on March 4th, 2026 at Deer Run… Continue Reading 50th Annual Tomato Day