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NC_extension

Help, my plants are
dying!

Contact your local extension agent for assistance. Agents are the bridge between the public and Extension specialists at land-grant universities. Agents educate the public through consultation, newsletters, and social media.

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NC_extension

Help, my plants are
dying!

Contact your local extension agent for assistance. Agents are the bridge between the public and Extension specialists at land-grant universities. Agents educate the public through consultation, newsletters, and social media.

READ THE REST »
PDIC_small_square

The NC Plant Disease
and Insect Clinic

The NC Plant Disease and Insect Clinic diagnoses plant problems for farmers, growers, landscapers, homeowners, and gardeners. In consultation with expert faculty, we recommend ways to control diseases and pests.

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USAblight

USAblight: potato and
tomato late blight alert system

Stay updated with the latest reports of potato and tomato late blight outbreaks in the US through USAblight

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NCSU_plantpath

Welcome to the Plant
Pathology Portal!

This website was designed by the Department of Plant Pathology at NCSU to centralize crop disease information for commercial growers, home gardeners and Extension agents in NC. Enjoy your visit!

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CDM_IPMpipe

Cucurbit Downy Mildew
IPMpipe

Stay updated with the latest reports of cucurbit downy mildew outbreaks in the US through the cucurbit downy mildew IPMpipe 

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NEWS View All

Pocket Scouting Guide revised in 2015 popular

The popular Extension publication A Pocket Guide to IPM Scouting in Highbush Blueberries has been revised (April 2015) and is again available from Michigan State University. This third edition includes information on new MORE » – from   Blueberries

Figure 2: Symptoms of basil downy mildew, note browning of leaves (Saunia Withers, NCSU Vegetable Pathology Lab)

Basil downy mildew reported in North Carolina

Basil downy mildew has been reported in North Carolina. Growers are advised to actively scout for the disease and implement management strategies to prevent pathogen spread. For more information regarding identification of the MORE »

Cucurbit downy mildew symptoms in cucumber leaf (Photo Dr. Lina Quesada, NCSU Vegetable Pathology Lab)

Cucurbit downy mildew reported in North Carolina

Written by Emma Wallace and Dr. Lina Quesada-Ocampo Downy mildew of cucurbits, a critical disease on cucumbers, has been reported in North Carolina. It was observed on cucumber in Sampson county. The field MORE »

Late blight on back of potato leaf (Photo Dr. Lina Quesada, NCSU Vegetable Pathology Lab)

Potato late blight found in Eastern North Carolina

Potato late blight, caused by the oomycete Phytophthora infestans, was reported this week from a sample from eastern North Carolina. Potato and tomato are susceptible to this disease, and can be significantly defoliated MORE »

Close-up of cucurbit downy mildew symptoms on cucumber leaf. Note angular lesions bound by leaf veins (Photo Dr. Lina Quesada, NCSU Vegetable Pathology Lab)

Cucurbit downy mildew in FL, GA, and SC

Cucurbit downy mildew, caused by the oomycete Pseudoperonospora cubensis, is a yearly concern for North Carolina cucurbit growers.  The disease affects cucurbit crops such as cucumber, watermelon, cantaloupe, pumpkin, and squash, but cucumber MORE »

Fig. 3: Trays of watermelon transplants infected with gummy stem blight (Photo: Shawn Butler, NCSU Plant Disease and Insect Clinic)

Controlling gummy stem blight on watermelon

Gummy stem blight, caused by Didymella bryoniae (Fig. 1), was confirmed last month in Florida and we are starting to see a few cases in North Carolina (Fig. 2). Growers are encouraged to actively MORE »

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