Tag: Disease
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Weekly Field Update – 2/13/23
We have lots of fruit and vegetable meetings coming up over the next couple of months, so check out the Upcoming Events tab for the complete lineup. This week, we have a Drip Irrigation Workshop on 2/17 at the Edisto REC. Don’t forget to look at our Resources tab for links to crop handbooks, helpful…
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Black Rot Review: How to Manage this Disease on Brassica Crops
From Clemson Plant Pathologist Tony Keinath. Black rot is the most common disease caused by bacteria on brassica crops. It was widespread in the Lowcountry in fall 2022, so it’s time for a review of this serious disease. Recognizing Black Rot Most often, black rot starts at the edges of the older leaves on brassicas.…
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Weekly Field Update – 2/6/23
We have lots of fruit and vegetable meetings over the next couple of months, so check out the Upcoming Events tab for the complete lineup. This week, we have the Ridge Peach Meeting on 2/9 in Edgefield and The Back to Basics of Vegetable Production webinar on 2/9. Don’t forget to look at our Resources…
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Question of the Week – Phytophthora Crown Rot
This week, the question was: What has caused the dark brown discoloration in the crown of this strawberry plant? This dark reddish/brown discoloration in the crown is a typical symptom of Phytophthora crown rot. The first observable signs of this disease include wilting and browning of the leaves in the field. Phytophthora is most serious…
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Weekly Field Update – 1/17/23
The Weekly Field Updates are back for 2023! We hope everyone had a great holiday season and is off to a good start this year. We have lots of fruit and vegetable meetings over the next couple of months, so check out the Upcoming Events tab for the complete lineup. This week there will be…
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Question of the Week – Squash Beetle Trenching
This week, the question was: Why is a portion of this squash leaf discolored? The light-colored tissue we see here is the result of squash beetle behavior known as “trenching.” Trenching cuts off (at least temporarily) the translocation of cucurbitacin defense compounds, to preserve the palatability and quality of the squash foliage feeding site. The beetles…
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Hurricane Ian Preparation Considerations for Fruit and Vegetable Crops
Hurricane Ian is approaching the Southeast and is expected to bring significant amounts of rain and heavy winds to South Carolina over the weekend. The latest forecasts show Ian making landfall south of Tampa, FL, and traveling northeast towards the Atlantic, then northward through western South Carolina. In preparation for the storm, please be safe…
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Question of the Week – Large Leaf Spot
This week, the question was: What is wrong with this chestnut leaf? This leaf is showing symptoms of a fungal disease called large leaf spot (Monochaetia sp.) that affects oaks and chestnuts. The appropriately named spots may reach 2 inches wide and stretch across the entire leaf, killing large amounts of tissue. This disease is…
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Weekly Field Update – 9/19/22
Coming up this week, there are a couple waste pesticide collection events: St. Matthews on 9/20 and Hollywood on 9/21. See more details on the Upcoming Events page. Also, join Clemson’s Agribusiness team at noon on 9/21 as they discuss Southern Dairy Business (SDBII) Grants and evaluating business ventures. Register here. Be sure to scroll…
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Weekly Field Update – 9/12/22
For anyone growing leafy greens and brassica crops, please take a moment to fill out this survey from weed specialist Dr. Matt Cutulle gauging interest in developing non-herbicide weed management techniques: CLICK HERE For strawberry growers making last-minute variety selections, check out the NC Strawberry Association’s latest newsletter. There is some really good info on…
The South Carolina Grower 