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  • Cytospora Canker of Spruce Trees

    … are favorite breeding sites for several kinds of  bark beetles  that excavate galleries under the bark. Trees under attack by bark beetles often fade from the top down. The needle color will … A very picturesque and interesting blue foliage tree. Japanese cedar -  Cryptomeria japonica . A magnificent …

  • Pest-Predictive Calendar

    … Bridal wreath spirea Spirea x vanhouttei full bloom 123 A Japanese camellia 'Jerry Hill' Camellia japonica 'Jerry Hill' … woolly adelgid Adelges tsugae egg hatch (1st gen) 197 A Japanese camellia 'Jerry Hill' Camellia japonica 'Jerry Hill' … triacanthos f. inermis 'Skycole' SKYLINE first bloom 472 A Japanese snowbell Styrax japonicus first bloom 477 A …

  • Blueberry IPM Post Bloom

    … University. The adult oriental beetle looks similar to the Japanese beetle but tends to be a lighter bronze over their …

  • Timely Viticulture

    … Climbing Cutworms Season Insect Management: Flea Beetles Using Difenoconazole Fungicides for Effective Disease … Borer-Background, Scouting, and Management Hail Damage Japanese Beetles Mid-Season Disease Management Red Leaves in the …

  • Agronomy News-July 2021

    … for the usual defoliators, including bean leaf beetle, Japanese beetle, and caterpillars. The treatment threshold …

  • Grape Pest and Weed Management

    … Cutworms Timely Viticulture, By  Dr. Joseph Fiola Flea Beetles Season Insect Management: Flea Beetles Timely … Grape Growers Timely Viticulture,   By  Dr. Joseph Fiola Japanese Beetles Japanese Beetles Timely Viticulture, By  Dr. Joseph Fiola …

  • July Tips and Tasks

    … been detected in many other Maryland counties as well.   Japanese beetles  may be feeding heavily at this time. Brush the … water held underneath foliage or branches. The use of Japanese beetle traps near your plants is not recommended. …

  • Growing Sweet Corn in a Home Garden

    … corn problems Corn earworm   Corn smut European corn borer Japanese beetle Lodged (falls over) Growing and care of sweet …

  • Euonymus Scale

    … the invasive species winter creeper , Euonymus fortunei ) Japanese pachysandra ( Pachysandra terminalis ) and Allegheny … sprays should be avoided when red-spotted black lady beetles are present, as they are a scale predator. Timing … – 2235 degree days During  the peak flowering of Japanese Pagodatree ( Styphnolobium japonicum ; invasive) …

  • Parasitoids

    … or  flies  (Diptera), although a few species of beetles, twisted wing insects, moths, and other insects have … (Braconids/Ichneumonoid wasps) White tachinid fly eggs on Japanese beetle. Photo: Whitney Cranshaw, Colorado State …