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  • October Tips and Tasks

    … to plant 5 million native trees by 2031. Plant your own tree , volunteer to care for one, or support forest conservation. Be a tree steward! Trees & Shrubs Flower buds are forming or are … before purchase. Choose plants that appear to be free of insects and disease, have new leaf or flower buds, and …

  • Oak Lecanium Scale

    … insect groups and biology on our Introduction to Scale Insects page. This is a common pest of oaks and can cause … will produce honeydew, which can attract other insects (mainly flies, wasps, and ants) and support the … summer, these options are not as low-impact on other insects, nor are they practical for mature trees. If you do …

  • Peaches

    … Updated: April 15, 2024 By Dr. Joseph Fiola Tree Fruits - Penn State Web pages on Production & … April 2024, Volume 15, Issue 1 Spray Program for Multi-Tree Fruit Orchards Common Fruit Herbicides* Tree Fruit Production Guides Tree Fruit Pest Management …

  • May Gardening Tips and Tasks

    … crops. Plant a variety of flowering plants to attract insects like ladybugs , lacewings , and flower flies -- they eat other insects and provide natural pest control.    Avoid purchasing … spring weather, but is generally not a threat to long-term tree health.   Rose Rosette , a disease of roses, is caused …

  • Flowering Dogwood

    … 6, 2023 About flowering dogwood Cornus florida Deciduous tree Dogwood family ( Cornaceae) Maryland Distribution: … Uses: Perhaps our most widely-recognized and popular small tree, it is commonly featured in area gardens. Dogwood trees … unlimited root space and occasional irrigation helps the tree avoid stress. Photo: Miri Talabac Pink-flowered cultivar …

  • Lilac: Identify and Manage Problems

    … autumn leaf colors. Visited by hummingbirds and large butterflies. Summersweet (Clethra alnifolia) Locally native …

  • Twig Girdlers and Twig Pruners on Trees

  • Forest Pests: Southern Pine Beetle (Dendroctonus frontalis)

    … Other disturbances like wind events, landslides, tree falls and pests act in the same way. These events allow … well as longleaf pines and slash pines. The average yearly tree mortality in the U.S. can surpass 30 million cubic feet … their eggs. The larvae then feed on inner phloem of the tree. Entering the pupae stage, larvae tunnel to the outer …

  • Potato Leafhoppers on Nursery Trees

    … of the neonicotinoid class of insecticides on pollinating insects such as honey bees and native bees may be a cause of … plants has fallen out of favor since it remains in a tree for 1 - 2 years and can be uptaken into blossoms. Altus …

  • January Tips and Tasks

    … .   Cut invasive English ivy vines that are growing up on tree trunks. These vines are easier to spot during the winter … spread it to healthy boxwoods in the landscape.   Problem tree branches (hanging very low or storm-damaged), may be … supplemental lighting.   Several species of  soft scale  insects appear as brown bumps on leaves and stems and can be …