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Commercial Horticulture, Nursery & Turf

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close up of flower heads with salmon-red color

Have You Seen Thickhead in Your Garden?

No, I’m not talking about your brother-in-law. Thickhead or redflower ragleaf (Crassocephalum crepidioides) is an introduced weed that I’m …

Cover photo for Wasps at Porch Lights

Wasps at Porch Lights

In recent weeks we’ve been getting a lot of messages regarding large wasps coming to porch lights. In all …

Calico scales on dogwood.

Calico Scales About to Hatch!

Calico scale, Eulecanium cerasorum, was accidentally introduced to California from Asia in the 1920s. It has now become established …

Recent Publications related to Commercial Horticulture, Nursery & Turf

Field-grown tomato plant affected by southern blight

Southern Blight of Tomato and Pepper

This vegetable disease factsheet discusses Southern blight, a soil-borne fungus that attacks tomato and pepper, …

Diseases of Cool-Season Grasses

This guide is designed to help identify the most troublesome diseases associated with cool-season turfgrasses. …

6 days ago

Ginseng Production Guide for North Carolina

This publication discusses the best techniques for growing quality ginseng. It includes descriptions and stages …

6 days ago

Training and Pruning Fruit Trees in North Carolina

With training and pruning, fruit trees will develop the proper shape and form to yield …

2 weeks ago
Table 2.

High Density Apple Orchard Management

This publication focuses on the management techniques and economic analysis of orchards with more than …

2 weeks ago
Figure 1.

Seed and Seed Quality

This guide presents basic facts about seeds, including how they develop, how to store and …

2 weeks ago

Preemergence Herbicide Efficacy in Nursery Crops and Landscape Plantings

Efficacy of preemergence herbicides labeled for use in nursery crops and landscape plantings

9/23/21
Septoria leaf spot on tomato leaf

Septoria Leaf Spot of Tomato

This factsheet covers the identification and control of septoria leaf spot of tomatoes.