Downy mildew sporulation on underside of leaf

March 10, 2018

Segovis Fungicide Now Available to Ornamental Growers in California, New York

Segovis, from Syngenta, features a unique active ingredient that helps control downy mildew and Phytophthora.

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Greenspire-Procidic

December 25, 2017

New Fungicide Helps Control Mildews and Rot in Ornamentals

Greenspire Global, Inc. has developed Procidic, a bactericide and fungicide that provides effective disease control without synthetics.

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December 21, 2017

Dümmen Orange Confirms Presence of Xanthomonas in Begonia Stock

In a December 16 letter to its customers, Dümmen Orange said it had encountered an issue in its El Salvador-based Las Mercedes production facility, where bacterial leaf spot had been confirmed in begonia production.

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December 21, 2017

Plantpeddler Provides Guidelines for Xanthomonas Bacterial Leaf Spot in Begonias

A leading producer of Begonia young plant liners and finished plants, Cresco, IA-based Plantpeddler has issued the following informational guidelines on Bacterial Leaf Spot in Begonias.

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BASF Orkestra Intrinsic

December 18, 2017

California Growers Have a New Disease Control Tool

BASF’s Orkestra Intrinsic fungicide has been approved in California for control of several ornamental plant diseases.

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Powdery mildew on rosemary. Photo credit: SHS Griffin

December 14, 2017

New Biofungicide Approved for Disease Control in Ornamentals

Certis USA recently introduced Carb-O-Nator, a new broad-spectrum foliar fungicide that works on contact to control powdery mildew, Alternaria, Anthracnose, Botrytis, Septoria leaf spot, and other diseases.

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Researchers Study Rose Varieties

October 17, 2017

Rose Rosette Update: Research into Detection and Management Continues

Halfway through a five-year, $4.6 million grant to combat rose rosette disease in the U.S., a national research team is encouraged by the amount of information learned, but admits having a way to go before finding how to overcome the deadly problem.

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Botrytis Symptoms on Leaves

October 17, 2017

How One Grower is Battling Botrytis with a New Biological

CropKing in Lodi, OH, recently began using a new beneficial fungus in its fight against Botrytis in its greenhouse tomatoes. So far, the results have been promising.

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BASF Pageant

September 29, 2017

New Fungicide Provides Production and Postharvest Disease Control in Ornamental Crops

Pageant TR from BASF controls seven key diseases, and can be used both in the greenhouse and in trucks that are on their way to a retail site.

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Ascochyta in chrysanthemum

September 27, 2017

14 Common Chrysanthemum Diseases to Monitor

Penn State University Extension features a section on its website devoted to diseases commonly found in chrysanthemums.

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Boxwood Blight

September 19, 2017

Concerned About Boxwood Blight? Here Are Some Updated Management Tips

AmericanHort’s Horticultural Research Institute has released an updated version of its boxwood blight Best Management Practices document.

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Powdery mildew on rosemary. Photo credit: SHS Griffin

September 9, 2017

Howler Biological Fungicide from AgBiome Gains EPA Approval

Howler provides preventive, long-lasting activity on a broad spectrum of soilborne and foliar diseases, with no special handling or storage required.

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