Category Archives: Herbs & Vegetables

Cucurbit Downy Mildew 2012

We have yet to see downy mildew on cucurbits here in Louisiana this year, but it was recently reported on cucumbers in Baldwin County, Alabama, which is east of Mobile Bay. Growers, especially those growing watermelons and pumpkins, and county … Continue reading

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Gummy Stem Blight of Watermelon

Visited a couple of commercial watermelon producers in Washington and Tangipahoa Parishes with Henry Harrison last week. Poor pollination early in the season has been the major problem in the area due to lack of bee activity early in the … Continue reading

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Sclerotinia Diseases in the Vegetable Garden

Last week was our annual tour of commercial vegetable growers in West Feliciana Parish. AgCenter personnel and several of the commercial growers met and spent the morning touring the various growers’ operations. We saw some early blight on tomatoes, but … Continue reading

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Recent Rains Bring on Diseases in the Garden

André Brock and I visited a 100-year-old gardener in West Feliciana Parish the other day.  This gentleman has a beautiful garden and said he spends an hour a day tending to it, although his daughter helps with the harvesting as … Continue reading

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it’s Time to Control Early Blight on Tomatoes

Visited several commercial vegetable growers in Livingston Parish with Kenny Sharpe yesterday. Starting to see early blight showing up on tomatoes at various locations and one tomato field with bacterial speck causing a significant amount of damage on the variety … Continue reading

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DuPont’s Fontelis™ fungicide is now registered for use in Louisiana

I received notice today that DuPont’s Fontelis™ fungicide is now registered for use in Louisiana. The active ingredient is penthiopyrad, a carboxamide (SDHI) fungicide in FRAC group 7. Fontelis™ is labeled for the control of Botrytis gray mold, powdery mildew … Continue reading

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New Oomycete-specific Fungicide from Syngenta

Micora™, a new fungicide from Syngenta, is now registered for use on greenhouse and outdoor ornamentals and vegetable transplants to be sold to retail consumers. Micora™ contains the active ingredient mandipropamid (a carboxylic acid amide), which is specific for the … Continue reading

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