Tag: fungicide
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Spray Strategies for Strawberry Disease Control in South Carolina
Guido Schnabel, Extension Plant Pathologist Disease management is essential for growing high-quality strawberries in plasticulture. While Botrytis fruit rot (BFR) is a disease you can expect every year, Anthracnose fruit rot (AFR) and the more recently introduced Neopestalotiopsis fruit and crown rot (Neo-P) may or may not appear (Fig. 1). This largely depends on how…
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Dramatic Neopestalotiopsis Disease in Strawberry Nurseries
From Phil Brannen (UGA Plant Pathologist) and Guido Schnabel (Clemson Plant Pathologist) Neopestalotiopsis fruit rot and leaf spot is already making headlines for this coming 2024-2025 season. As many strawberry producers are aware, some nurseries are already “ringing the alarm bells”. There is a major pass through to strawberry nurseries and producers through use of…
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Fungicide Sensitivity of Cucurbit Powdery Mildew in Charleston, SC
From Clemson Plant Pathologist Tony Keinath A fall fungicide sensitivity bioassay was done in October 2023, to find out which fungicides are most effective against powdery mildew on squash, watermelon, and other cucurbits. Methods: ‘Early Prolific’ yellow summer squash plants with three true leaves were treated with fungicides, water, or not treated. The following day,…
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Fungicide Sensitivity of Cucurbit Powdery Mildew in Charleston, SC
From Clemson Plant Pathologist Tony Keinath A fungicide sensitivity bioassay was done between June 1 and June 10, 2023, to find out which fungicides can be used against the current outbreak of powdery mildew on squash, watermelon, and other cucurbits. Methods: Yellow summer squash plants ‘Early Prolific’ with three true leaves were treated with one…
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Pest and Disease Control Recommendations For Non-bearing Peach Orchards After Bloom
From Guido Schnabel, Brett Blaauw, and Phil Brannen Late frost has hurt many peach varieties in South Carolina and Georgia this year. The varieties that escaped the frost (the late bloomers with high chill requirements) still may have fruit and will probably go on a regular spray program, even if chill requirements were not met…
The South Carolina Grower 