Tag: Cucurbits
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Weekly Field Update – 9/15/25
Mild weather continues around the state as strawberry growers prep fields for planting next month. Two spotted cotton leafhoppers are being found across the state. Disease has been plentiful on cucurbit crops. See details below. Keep an eye on the Upcoming Events tab periodically so you don’t miss any of our winter/spring meetings. Also, check…
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Weekly Field Update – 9/8/25
The weather has dried up enough to allow growers to prep fields for more fall planting. Strawberry fields are being bedded and fumigated. Muscadines are being harvested now and look great. See details below. Keep an eye on the Upcoming Events tab periodically so you don’t miss any of our winter/spring meetings. Also, check out…
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Weekly Field Update – 9/2/25
Cooler weather this past week has given us a preview of Fall. Though the moisture has dried up, we are still seeing elevated levels of disease. Spider mite and caterpillar populations are climbing in places also. See details below. Keep an eye on the Upcoming Events tab periodically so you don’t miss any of our…
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Weekly Field Update – 8/25/25
We received more rain over most of the state last week which is holding up some field operations. Two-spotted cotton leafhoppers have been found in most okra and eggplant fields on the coast. Disease remains high also. See details below. Keep an eye on the Upcoming Events tab periodically so you don’t miss any of…
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Weekly Field Update – 8/18/25
Though more rain fell last week, warm temperatures returned. Fall planting continues and establishment is going well. Disease pressure remains high as regular rain continues. See details below. Keep an eye on the Upcoming Events tab periodically so you don’t miss any of our winter/spring meetings. Also, check out the latest episode of the SC…
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Weekly Field Update – 8/11/25
Rain and cooler temperatures continued for most of the week. As a result, disease pressure is high right now, so be sure to stay on top of management programs. The invasive two-spot cotton leafhopper was found in multiple crops near the coast last week. See details below. Keep an eye on the Upcoming Events tab…
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2025 Recommendations to Manage Powdery Mildew on Cucurbits
From Clemson Plant Pathologist Tony Keinath Results from a June 2025 bioassay with powdery mildew on susceptible yellow summer squash ‘Early Prolific’ showed that, although all 8 fungicides reduced powdery mildew, 4 worked better than the rest. The Best Fungicides To Manage Powdery Mildew on Cucurbits Torino, Quintec, Gatten, and Vivando completely suppressed powdery mildew…
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Question of the Week – Squash Virus
Did Zack find a hybrid squash-cucumber this past week? What is going on here? No, this is not a new hybrid squash-cucumber. And no, just because these two crops were planted beside each other, they did not cross-pollinate and create a unique baby. This squash fruit is showing symptoms of a virus. Most viruses in cucurbits are…
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Sudden Wilt or Pythium Root Rot On Mature Cantaloupe
From Clemson Plant Pathologist Tony Keinath After a very dry April, the heavy rains in May triggered a case of Pythium root rot in one cantaloupe field in South Carolina in the past 2 weeks. Another name for Pythium root rot on mature cucurbits is “sudden wilt” to distinguish it from the more common damping-off…
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Cucurbit Disease Update for Mid-May 2025 (Downy Mildew Found in SC)
From Clemson Plant Pathologist Tony Keinath Despite relatively dry conditions this spring, two foliar diseases have shown up on cucurbits in different parts of South Carolina. Gummy stem blight was found on watermelon in the Central Savannah River Area, and downy mildew was found on cucumbers at Coastal REC. Five of 23 watermelon samples (that’s…
The South Carolina Grower 