Peach: Bacterial Spot: Fruit symptoms from have begun to appear in southern counties. So far fruit symptoms are very low and only in highly susceptible varieties. One of the few benefits of a spring dry spell is lower disease incidence. Peaches are at or past pit hardening and fruit now has some resistance to bacterial […]
Continue reading...June 14, 2023 Kris Holmstrom
Vegetable IPM Update 6/14/23
Sweet Corn Low numbers of European corn borer (ECB) moths continue to be captured in a few of the remaining blacklight traps in the northern and central counties, although feeding in whorl and pre-tassel stage corn is low and sporadic in occurrence. The highest feeding levels are in southern Hunterdon County. ECB injury over […]
Continue reading...Nursery Pest and Disease Update 6/15/2023
In this edition: Insects: MORE Scale crawlers emerging Borers Beetles Diseases: Oomycete root diseases (Phytophthora, Pythium, Phytopythium) Leaf spots / foliage diseases Boxwood Blight – reminder Virus observations Nutrient Management Managing Soluble Salts by monitoring EC Plant Tissue analysis Plant Spotlight: American Holly (Ilex opaca) Cumberland Nursery / NJNLA – Twilight: tonight (6/15) for NURSERYMEN […]
Continue reading...June 13, 2023 Richard Buckley
Got leaves?
Have you taken a look at your sycamore lately? Seeing any leaves this spring? Looks like a little problem! Samples of deciduous shade trees diagnosed with anthracnose have steadily found their way into Rutgers Plant Diagnostic Laboratory this spring. Anthracnose is a common fungal disease of shade trees that results in angular leaf spots, cupping […]
Continue reading...June 13, 2023 Andy Wyenandt
Cucurbit Downy Mildew Alert – Cucumber – 6/13/23
Cucurbit downy mildew has been confirmed on cucumber in Atlantic County in southern New Jersey. This is the first report of CDM in the state and region this growing season. All cucumber and cantaloupe growers should scout on a daily basis and initiate a preventative fungicide program immediately. All other cucurbit plantings need to be […]
Continue reading...June 9, 2023 Matthew Elmore
Time to Control Yellow Nutsedge
Now is the ideal time to control yellow nutsedge (Cyperus esculentus). This plant is a perennial that grows best during the heat of summer and survives the winter through underground tubers. While the drought may have limited nutsedge emergence in unir… Read More »
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