Tag Archives: weather

Apple Update: August 10, 2017

Available in PDF: 12_Apple Update Auguest 10 In this update: Growth stage Precipitation Retain label changes International Fruit Tree Association – Part 2 Diseases: fire blight, scab, fruit rot, blister spot Insects: apple maggot, codling moth, San Jose scale, woolly … Continue reading

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Apple Update: June 30, 2017

In this update: Fruit size Hedging Nutrient analysis Weather issues Disease: fire blight, apple scab, powdery mildew, fly speck/sooty blotch, sudden apple decline Insect: oriental fruit moth, obliquebanded leafroller, rosy apple aphid, San Jose scale, Japanese beetle, brown marmorated stink … Continue reading

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Apple Update: June 21, 2017

Crop Stages In Southwestern Ontario, apple fruitlets are 20-35 mm in diameter, terminal buds are starting to set in older trees in Essex County In Grey County and east of Toronto, apple fruitlets are at 15-20 mm in diameter

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Phytophthora Crown Rot and Red Stele of Strawberries

By Michael Celetti, OMAFRA Plant Pathologist – Horticultural Crops, Guelph The wet conditions experienced last fall and earlier this spring in many regions of Ontario were ideal for infection and development of Phytophthora crown rot and red stele in strawberry … Continue reading

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Apple Update: May 9, 2017

Crop Stages In Essex and Kent, apple blossoms are at king bloom to king bloom petal fall. For the rest of Southwestern Ontario including Elgin, Middlesex, Norfolk, Brant and Niagara, apple blossoms are at pink to full bloom. In Grey, … Continue reading

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Apple Update: May 2, 2017

The OMAFRA Apple Team will be providing weekly crop updates reported from across the province, including growth stages, production, weather-related impacts, pest status and other issues affecting Ontario growers at the time. Continue following ONfruit for up-to-date crop information. Crop … Continue reading

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Fire Blight Prediction Maps for 2017

Michael Celetti, OMAFRA’s Plant Pathologist – Horticulture, is once again creating fire blight prediction maps based off the Cougar Blight forecasting model using over 70 weather stations across the province.┬áThese will be updated every Monday, Wednesday and Friday until the … Continue reading

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