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What the Crop?! Apple Update: May 29, 2026

A welcome warmth across the province comes just in time for thinning!

Apples Featured

Chemically Thinning Apples, Bit by Bit

Apples Diseases Featured Pears Pest Management Tender Fruit

Ontario Fire Blight Prediction Maps Now Available

Apples Apricots Berries Cherries Diseases Events Featured Fresh Grapes Grapes Insects Nectarines Peaches Pears Pest Management Plums Raspberries Strawberries Tender Fruit Weeds Wine Grapes

Have You Registered? IPM Workshops Start Next Week

Apples Apricots Berries Cherries Diseases Events Featured Fresh Grapes Grapes Insects Nectarines Peaches Pears Pest Management Plums Raspberries Strawberries Tender Fruit Weeds Wine Grapes

Register Now! FREE IPM Training Workshops

Apples Featured

Winter Issue of ONcore Newsletter Now Online

Latest Posts

by wendymcfaddensmith June 3, 2026 0

Diseases Fresh Grapes Grapes Uncategorized Wine Grapes

We want your grape downy mildew!

For the 2026 growing season, OMAFA has funding to screen Ontario grape downy mildew for sensitivity to phosphorous acid. ContactContinue Reading

by Kristy Grigg-McGuffin May 29, 2026 0

Apples Diseases Featured Insects Pest Management

What the Crop?! Apple Update: May 29, 2026

A welcome warmth across the province comes just in time for thinning!

by Erika DeBrouwer May 28, 2026 0

Apples Featured

Chemically Thinning Apples, Bit by Bit

Nibble thinning. Incremental thinning for unpredictable seasons. Reduce your crop load one pass at a time.

by Kristy Grigg-McGuffin May 23, 2026 0

Apples Diseases Insects Pest Management

What the Crop?! Apple Update: May 22, 2026

Apples are inching into fruit set, but the cool, windy weather has them stuck in slow motion.

by Kathryn Carter May 22, 2026 0

Grapes Tender Fruit

What’s Up? Tender fruit and Grape Update: May 22, 2026

By Kathryn Carter Weather Rainfall continues to be higher then average in Niagara in May, with the current monthly precipitationContinue Reading

by Jason Lemay May 22, 2026 0

Berries Blueberries Raspberries Strawberries

May 22 Berry Bulletin

After a few weeks of protecting against frost, now we shift to insects and diseases.

by Kristy Grigg-McGuffin May 19, 2026 0

Apples Diseases Pears Pest Management

Fire Blight Risk Increases Across Province

Warmer weather and likelihood of dew increases the risk of blossom blight this week

by Erika DeBrouwer May 16, 2026 0

Apples Diseases Insects Pest Management

What the Crop?! Apple Update: May 15, 2026

Ontario apple leaves are causing some discourse regarding identification – frost or foe?

by Kathryn Carter May 13, 2026 0

Apples Events Tender Fruit

Penn State Webinar: After the Freeze: Navigating Tough Customer Questions

Navigate tough customer questions this season with confidence. Learn practical strategies to explain crop challenges, address pricing concerns, and buildContinue Reading

by Erika DeBrouwer May 9, 2026 0

Apples Diseases Insects Pest Management

What the Crop?! Apple Update: May 8, 2026

This spring’s been giving more chills than cheers for growers.