Author: Justin Ballew
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South Carolina Field Update (October 5, 2026): Fall Weather Brings Fall Harvests
Though we didn’t receive as much rain as we expected over the weekend, the cooler weather has been a treat. Fall harvests of pumpkins, sweetpotatoes, squash, brassicas, and peppers are looking good. Diseases have been picking up in places on brassicas and cucurbits. New training resources for strawberry planting crews were published last week, including…
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Question of the Week – Bacterial Leaf Blight
What caused the irregular necrotic spots on this mustard? These irregular spots are a symptom of bacterial leaf blight (Pseudomonas cannabina pv. alisalensis). This bacterial disease of brassicas is most serious on mustard and turnip. Bacterial leaf blight typically appears in the fall or spring and can spread to healthy plants through splashing rain. This…
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South Carolina Field Update (September 28, 2026): Strawberry Prep Continues as Fall Temps Arrive
We had a beautiful week of weather and even some rain in places. Strawberry land prep continues, and some day-neutral varieties have already been planted. Disease pressure remains low overall, though some bacterial spot and powdery mildew issues are present in places. Key Takeaways for Growers This Week Strawberry field prep continues – some day-neutral…
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Question of the Week – Synthetic Auxin Herbicide
What caused this foliar deformation on sweetpotatoes? This deformation was caused by the drift or volatilization of a synthetic auxin herbicide (including 2,4-D, dicamba, clopyralid, aminopyralid, triclopyr, etc.), though the exact culprit was not known. The damage was pretty evenly distributed across the field, suggesting volatilization from a nearby field is the more likely cause.…
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South Carolina Field Update (September 21, 2026): Muscadines begin to tail off as strawberry preparations accelerate.
The current week has given a taste of fall, with cooler mornings. Muscadine harvesting is finishing for processing cultivars and continues for some fresh market cultivars. Fall crops are developing well with the emphasis being placed on preparing for strawberry planting. Key Takeaways for Growers This Week Muscadine harvests are coming to an end –…
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Question of the Week – Hornworm Egg
What is the green, shiny thing on this eggplant? This is the egg of a tobacco hornworm (Manduca sexta). If you’ve ever grown tomatoes or eggplant, you’ve probably seen these large, green worms with a long horn on their rear end. Hornworms are a common pest of crops in the Solanaceae family. Because of their…
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South Carolina Field Update (September 14, 2026): Muscadine Harvest Picks Up As Apple Harvest Begins
Warm temperatures persist, and scattered rain came late in the week. Apple harvest has begun in the very northwest corner of the state. Muscadine harvest is picking up with good yields and quality being reported. Disease incidence is increasing in several crops, so scout and treat accordingly. Key Takeaways for Growers This Week Apple harvest…
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September Grower Spotlight – The Farm 1780
Where is Rob visiting this week? The Farm 1780 is an eighth-generation family farm dating back to the original King’s land grant of 1787. Originally, the grant covered 986 acres; today, the farm comprises 34 acres and is run by Brett and McKenzie Flashnick. The Farm is located off Corley Mill Road in Lexington. Brett…
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South Carolina Field Update (September 8, 2026): Labor Day Brings Fall-like Weather
Labor Day arrived with some rain and much-anticipated cooler temperatures. Fall crops are establishing well, though we are seeing a few insect issues. Whiteflies are showing up in a number of crops. Muscadines are coming to harvest. See details below. Key Takeaways for Growers This Week Whiteflies are showing up – scout peppers and cucurbits…
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Crop Rotation to Manage Cottony Leak on Pickling Cucumber
From Clemson Plant Pathologist Tony Keinath Key Takeaway for Growers: Grains or grasses cropped 1-2 years before pickling cucumber can help reduce cottony leak. The acreage of pickling cucumber fluctuates in South Carolina. Growers who are growing or considering growing this cucurbit should be aware of three fruit rots that are difficult to control with…
