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  • Borer Insects on Shrubs

    … borers attack broadleaved shrubs. They include peach tree borer, lesser peach tree borer, lilac borer, and rhododendron borer. The … with lawnmowers and string trimmers. Rev. 2020 … Borer Insects on Shrubs …

  • Fruit Plant Care

    … April 10, 2024 Proactive plant care can support a fruit tree or shrub through many years of productive harvests. As … during extremely high temperatures. During dry periods, tree fruits should be irrigated for the first 3 to 5 years. … plants to attract and conserve pollinators and beneficial insects (natural enemies) of insect pests Chemical: spray …

  • Aphids on Trees and Shrubs

    … Key points Aphids (plant lice) are common plant feeding insects. Usually, they do not occur in damaging numbers. … hatch in the spring, usually April or May, the emerging insects are all females. After that, females produce females … annuals unless the aphids are controlled by beneficial insects or by human intervention. Large shrubs and trees …

  • Serviceberry: An Early-Flowering Maryland Native Tree

    … 6, 2023 About Serviceberry Amelanchier spp. Deciduous tree or large shrub Maryland Distribution: Native habitat … and Mountain regions and grows as a short-trunked small tree or multi-stemmed shrub with a vase-like form.   … nectar to a variety of native bees and other beneficial insects such as syrphid flies and tachinid flies (which are …

  • San Jose Scale

    … scale insect groups and biology on  Introduction to Scale Insects . This is a common pest of fruit trees and can cause … ), prune-type plums ( Prunus domestica ), and other tree fruits. Nut trees and several fruiting shrubs (edible … intervention, and can be pruned off. Introduction to Scale Insects Related information Introduction to Scale Insects

  • Hemlock Woolly Adelgid on Trees

    … the sap from the branches and may inject a toxin into the tree during feeding. In heavy infestations, the feeding … and discoloration of the foliage. A heavily infested tree may die within four years. Life cycle Adelgids …

  • Forest Threats: Insects

    … 28, 2023 Resources for information about common invasive insects in Maryland and the mid-Atlantic region. General … Center Maryland Dept. of Agriculture … Forest Threats: Insects

  • Beech Leaf Disease

    … A novel non-native microbe is locally impacting beech tree health and mortality throughout the northeastern United … Similar nematodes of the family Anguinidae affect other tree species by producing galls in their leaves. While … . Resources: “Beech Leaf Disease.” Forest Health, Insects & Diseases. Ohio Department of Natural Resources. …

  • Pollinators and Pesticides

    … as a primary threat to pollinators and other beneficial insects. Pollinators  are essential for the reproduction of … and neonicotinoid insecticides Mode of action : Kill insects by causing nervous system excitation, resulting in … flowers. Honeydew excreted by aphids and other sucking insects feeding on plants. Water droplets pushed out of plant …

  • Forest Pests: Asian Longhorned Beetle

    … 1). It’s important not to mistaken this beetle with other insects. There are a number of similar species that one could … While the beetle can fly up to 8.5 miles from the host tree, the average flight distance is 1.4 miles. Female ALM … tissue (phloem and cambium) and eventually into the woody tree tissue (xylem) through the fall and winter. They …