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Apple Disease Update: Week of June 14, 2021
Story Date: 6/16/2021
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Source: NCSU COOPERATIVE EXTENSION, 6/14/21
This week a few reminders about scab and rust management-I’ve had several correspondences about both. Let’s deal with the disease that can still give you nightmares, but that is still manageable: Apple Scab. Despite the heat, I’ve been observing actively sporulating scab lesions in our 'Rome Beauty’ research orchard in Mills River. In addition, we’ve had photos of leaves with “pinpoint scab” sent our way and even saw small pinpoint lesions on the back of Honeycrisp leaves-a cultivar that is considered pretty resistant to scab infections:
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