In-Season Updates

  • PCDMN Soil Moisture Maps: Risk of stem rot sclerotial germination, July 16, 2025

    June and early July are important months in terms of field crop disease development.  For diseases such as sclerotinia stem rot of canola and ergot of small grain cereals, suitable pathogen development must occur to produce spores before host infection can take place.  The pathogens associated with both diseases overwinter as resting bodies known as sclerotia,…

  • 2025 Cereal Rust Risk Report (July 1-7, 2025) – Update July 16, 2025

    The nineth weekly Prairie Crop Disease Monitoring Network (PCDMN) Prairie wind trajectory cereal rust risk report for 2025 is available for download now at the following link: July 1-7, 2025. Crop development and weather Pacific Northwest and Montana Kansas-Nebraska corridor Regional reports of stripe rust on the Prairies Given the late appearance of stripe rust in…

  • Weekly Lentil Anthracnose Risk (July 14, 2025)

    Welcome to the fifth weekly lentil anthracnose disease risk map, hosted by the Prairie Crop Disease Monitoring Network on behalf of Saskatchewan Pulse Growers. This map provides a weekly forecasted risk assessment of lentil anthracnose across Saskatchewan, based on recent historical weather data and short-term weather forecasts. It aims to help identify areas of higher…

  • PCDMN Soil Moisture Maps: Risk of stem rot sclerotial germination, July 9, 2025

    June and early July are important months in terms of field crop disease development.  For diseases such as sclerotinia stem rot of canola and ergot of small grain cereals, suitable pathogen development must occur to produce spores before host infection can take place.  The pathogens associated with both diseases overwinter as resting bodies known as sclerotia,…

  • Weekly Lentil Anthracnose Risk (July 9, 2025)

    Welcome to the fourth weekly lentil anthracnose disease risk map, hosted by the Prairie Crop Disease Monitoring Network on behalf of Saskatchewan Pulse Growers. This map provides a weekly forecasted risk assessment of lentil anthracnose across Saskatchewan, based on recent historical weather data and short-term weather forecasts. It aims to help identify areas of higher…

  • First observations of stripe rust in commercial fields in Alberta (updated)

    Dr. Mike Harding, Alberta Agriculture and Irrigation, Brooks, AB got a call last night from Dani Kerr, an Agronomy Supervisor at Nutrien,  saying that three of her staff had found stripe rust between Calgary and Drumheller. Stripe rust was reported by Dani Kerr (Nutrien Innovation Manager) as found by three Nutrien Agronomists – Micayla Code…

  • 2025 Cereal Rust Risk Report (June 24-30, 2025)

    The eighth weekly Prairie Crop Disease Monitoring Network (PCDMN) Prairie wind trajectory cereal rust risk report for 2025 is available for download now at the following link: June 24-30, 2025. Crop development and weather Pacific Northwest Montana Kansas-Nebraska corridor

  • Scouting and risk assessment recommendations for cereal leaf spot diseases

    2025 moisture conditions in many Prairie regions were dry in late May and early to mid June. However, recent rainfall in some regions over the last 1-2 weeks increases the risk of development of leaf spot diseases in barley and wheat. Although crop rotation and variety resistance are useful strategies, rotations typically need to be…

  • PCDMN Soil Moisture Maps: Risk of stem rot sclerotial germination, July 2, 2025

    June and early July are important months in terms of field crop disease development.  For diseases such as sclerotinia stem rot of canola and ergot of small grain cereals, suitable pathogen development must occur to produce spores before host infection can take place.  The pathogens associated with both diseases overwinter as resting bodies known as sclerotia,…

  • Weekly Lentil Anthracnose Risk (June 30, 2025)

    Welcome to the third weekly lentil anthracnose disease risk map, hosted by the Prairie Crop Disease Monitoring Network on behalf of Saskatchewan Pulse Growers. This map provides a weekly forecasted risk assessment of lentil anthracnose across Saskatchewan, based on recent historical weather data and short-term weather forecasts. It aims to help identify areas of higher…