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  • Key to Common Problems of Dogwoods

  • Landscape Management Basics

    … at a maximum depth of 3" and never against the trunk of a tree. Maintain even soil moisture.  Prevent weed growth and … root zone can extend out 2 to 3 times the height of the tree, well beyond the dripline. Check the depth of soil …

  • Invasive Tree Control

    … WW, G, C&P/S, C&G - see key below Empress or princess tree (Paulownia tomentosa) Highly valued in Asia, here its … It invades through its winged seeds (up to 20 million a tree) and persistent suckering from stump or roots. Requires … julibrissin) Native from Iran to Japan, the “silk tree” was introduced for its ferny foliage, pink summer …

  • Identifying Common Household Insect Pests

    … home to help prevent the emergence of the beetles. Flying Ants (Reproductive Form) : small to large, brown to black, … kitchen, or other rooms in the home and outdoors. Identify ants. Seal entry from outdoors. Use bait stations to control … area, store books, and papers in sealed containers. Ants : small to large, brown to black, pinched waist, six …

  • Valuable Resources for "The Woods in Your Backyard"

    … 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. …

  • Japanese Beetles on Trees, Shrubs, and Flowers

    … Park, MD. 1992. Rev. 2/2011, 5/2020 Related information Identification of Grubs in Lawns White Grub Management on …

  • Azaleas and Rhododendrons: Identify and Manage Problems

    … flower (Rhododendron periclymenoides),  a deciduous shrub, is one of several azaleas native to the Mid-Atlantic … Possible Causes Leaf Yellowing Towards the interior of the shrub Fall Coloration  (normal) Leaf Yellowing Iron or … cause stunting and wilting, and may kill small shrubs and tree seedlings. The adult weevils are about 3/16 inch long, …

  • Rose: Identify and Manage Problems

    … of modern roses: Hybrid Tea and Grandiflora, Floribunda, Shrub, and Miniature, among others. The American Rose Society …

  • Powdery Mildew Disease on Trees and Shrubs

  • Pruning Hydrangeas

    … Panicle hydrangeas pruned to maintain a tree-like shape. Photo: M. Talabac,  UME Updated: February 7, … to force regrowth or shortening tall stems can change the shrub’s size for that season. Tall varieties of panicle … uses pruning to give a shrub the appearance of a small tree. Rejuvenate old plants. Even healthy plants can …