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Commercial Horticulture, Nursery & Turf

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COVID-19 Viticulture Update 06/05/2020

COVID-19 Viticulture Update 06/05/2020 New Today: Government Resources: USDA has announced crops that will be eligible for assistance through the Coronavirus Food …

Rose sawfly on a rose leaf. Photo: SD Frank

Sawflies on Roses

For the past several weeks I have noticed damage to the leaves of my roses. Each year this happens and …

False oleander scales. Photo: SD Frank

Monitor False Oleander Scales

False oleander scale, Pseudaulacaspis cockerelli, is a tropical and subtropical pest originally from China. False oleander scale is common throughout …

Imported will leaf beetle on willow. Photo: SD Frank

Imported Willow Leaf Beetles

Imported willow leaf beetle (Plagiodera versicolor) are common on willows in landscapes and natural areas. Most of year adults and …

Crape myrtle aphids. Photo: SD Frank

Crape Myrtle Aphids

Crape myrtles are among the most commonly planted trees in the Southeast. The two main pests are crape myrtle …

Twospotted spider mites and webbing on a butterfly bush leaf. Photo: SD Frank

Scout for Twospotted Spider Mites

Twospotted spider mites are probably the most common spider mite species to damage ornamental plants, fruits, vegetables, and others. Twospotted …

Recent Publications related to Commercial Horticulture, Nursery & Turf

Bipalium kewense, a large, brown, striped hammerhead flatworm

Terrestrial Flatworms, Land Planarians & Hammerhead Worms

This factsheet offers information on the identification and management of various flatworms that may be …

Black and white photo of pump

Pumping Plant Performance

This publication discusses the causes of poor irrigation system performance. Some of these causes can …

1 week ago
Illustration shows cylinder with labels for inside diameter and height.

Calibrating Soil-Water Measuring Devices

This publication provides a step-by-step description of how to use the gravimetric method to calibrate …

1 week ago
Leaf and sheath blight, a.ka. mini ring, on an ultradwarf bermud

Leaf and Sheath Blight in Turf

This factsheet summarizes the characteristics of leaf and sheath spot in turf.

1 week agoTurfFiles

Glyphosate

This pesticide factsheet covers the use and characteristics of the herbicide, glyphosate.

Photo of Sycamore displaying scorch symptoms.

Scorch Diseases on Shade Trees

This factsheet provides general information about scorch or marginal burning on leaves of shade trees.

chrysanthemum lace bug

Chrysanthemum Lace Bug

This factsheet describes the biology of the chrysanthemum lace bug, Corythuca marmorata, and provides residential …

2 weeks agoPDIC Factsheets
Rows of large fraser fir trees

Christmas Tree Species

This factsheet provides a brief summary of the various trees often grown in North Carolina …

2 weeks agoChristmas Tree Notes