LATEST POSTS
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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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Weekly Field Update – 6/19/23
Check out upcoming meetings on the Upcoming Events tab, and don’t forget to look at our Resources tab for links to crop handbooks, helpful websites, and related blogs. Also, check out the latest episode of the SC Grower Exchange Podcast. Be sure to scroll all the way to the bottom to see this week’s Question…
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Cucumber Downy Mildew Found in Charleston, SC
From Clemson Plant Pathologist Tony Keinath One of the rainstorms the latter part of last week (the week of June 5) brought cucumber downy mildew spores with it to Coastal REC. On June 12, the most susceptible cucumber cultivar, Straight 8, already had 50% diseased leaf area. This amount of disease suggests that the infection…
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Question of the Week – Barklice
This week, the question was: What are all these critters crawling on the bark of this crepe myrtle tree? These are barklice, AKA barkflies or booklice. This species is probably Cerastipsocus venosus. Barklice are sometimes called “tree cattle,” due to their behavior of moving around in a group like a herd of animals (try moving…
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Basil Downy Mildew Arrives in Charleston, SC
From Clemson Plant Pathologist Tony Keinath. One of the rainstorms the week of June 5, 2023, brought basil downy mildew spores with it to Coastal REC. On Friday, June 9, all four cultivars in our demonstration were healthy and more than ready to harvest. On Monday, June 12, this is what we found. Basil downy…
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Weekly Field Update – 6/12/23
Check out upcoming meetings on the Upcoming Events tab, and don’t forget to look at our Resources tab for links to crop handbooks, helpful websites, and related blogs. Also, check out the latest episode of the SC Grower Exchange Podcast. Be sure to scroll all the way to the bottom to see this week’s Question…
The South Carolina Grower 