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… honeybees), habitat loss, pesticides, climate change, and diseases. Exposure to neonicotinoids can produce sub-lethal … winter injury, and over-mulching. Yet insects and diseases usually get the blame!  Use our resources  to learn …

… Maps Brush Piles Buy Seedlings from State Nurseries Chosen Tree Release Aerial Photos and Topographic Maps For Maryland … invasive plants of southern forests: a field guide for identification and control  (Southern Research Station USDA … Alex X., Virginia Tech Pub. 426-702, 2009.  Tree and Shrub Planting Guidelines .  Appleton, B.L., and S. …

… corni ), despite the name, is a native type of soft scale insect and can be difficult to manage. Their waxy body … predators and certain pesticides. Learn more about scale insect groups and biology on Introduction to Scale Insects .  …

… March 10, 2023 Treehoppers are interesting looking insects that resemble thorns (see photo above) or buds of plants. They are sucking insects and feed on plant sap by inserting their long, thin … injury. The nymphs are very spiny in appearance. These insects rarely cause noticeable injury and do not require …

… 16, 2023 What are parasitoids? Parasitoids are small insects  whose immature stages develop either within or attached to the outside of other insects, referred to as hosts. Parasitoids eventually  kill … although a few species of beetles, twisted wing insects, moths, and other insects have been identified as …

… 1 Million Trees Planted Due to a substantial increase in tree plantings for 2024 versus 2023, the state of Maryland is … by 2031.  Before the close of 2024, the one millionth tree was planted as part of a project in western Maryland, … areas, how to identify and control invasive plants and insects, and about news and regional online and in-person …

… in bloom Updated: June 12, 2023 Key points about azaleas and rhododendrons Rhododendrons and azaleas offer a wide … depending on the genus and species planted. Check the plant label for the mature height and width.  Disease and … Botryosphaeria dieback Botryosphaeria canker is the most common disease of rhododendron in the landscape. A typical …

… targeted developmental stage. 1) Non-native or Invasive Insects Using insect DD data collected by researchers outside … “full bloom” (when most of the buds are open). Yellowwood tree in bloom Photo: Miri Talabac Japanese snowbell in bloom …