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NC State Extension

Commercial Horticulture, Nursery & Turf

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Blueberry twig defoliated by caterpillars

Yellownecked Caterpillars

Is your blueberry plant suddenly leafless? If you can still see stubs of leaf petioles attached to the bare …

Cover photo for Cottony Scale on Blueberry

Cottony Scale on Blueberry

Cottony Scale ( (Pulvinaria sp./spp.) has been observed again this Spring on several commercial blueberry farms in southeastern NC. …

Cover photo for Exobasidium Leaf and Fruit Spot

Exobasidium Leaf and Fruit Spot

Exobasidium leaf and fruit spot has been reported from numerous locations in NC this year. The disease, caused by …

Recent Publications related to Commercial Horticulture, Nursery & Turf

A tree covered in white flowers

Callery Pear: 'Bradford' and Other Varieties and Their Invasive Progeny

This factsheet identifies several varieties of the ornamental Callery Pear tree and their impacts on …

1 week agoInvasive Forest Pests
Anthracnose stand symptoms

Anthracnose in Turf

This factsheet summarizes the characteristics of anthracnose.

2 weeks agoTurfFiles
A green leaf on a white background; the green leaf has missing tissue in a zigzag pattern

Elm Zigzag Sawfly

The elm zigzag sawfly is an invasive species first reported in North America in 2020. …

3 weeks agoInvasive Forest Pests
woolly oak aphids

Woolly Oak Aphids

This factsheet describes the biology of the woolly oak aphids, Stegophylla spp, and provides residential …

5/9/23PDIC Factsheets
Earwigs appear to have pincers on the rear.

Earwigs in the Landscape

This factsheet describes the biology of earwigs (order Dermaptera), and provides residential management recommendations.

5/9/23PDIC Factsheets
Woolly apple aphid damage to elm leaves.

Woolly Apple Aphid on Ornamentals

This factsheet describes the biology of the woolly apple aphid, Eriosoma lanigerum, and provides residential …

5/9/23PDIC Factsheets
Eastern black swallowtails are common in North Carolina.

Parsleyworm \ Eastern Black Swallowtail

This factsheet describes the biology of the black swallowtail, American swallowtail, parsnip swallowtail, parsley swallowtail, …

5/9/23PDIC Factsheets
Adults are small, lacy. and about 1/8 inch long.

Hawthorn Lace Bug

This factsheet describes the biology of the hawthorn lace bug, Corythucha cydoniae, and provides residential …

5/8/23PDIC Factsheets