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  • Wilt Diseases of Trees

    … cherries, and other stone fruits, elm, golden rain tree, horse chestnut, magnolia, redbud, serviceberry, smoke … katsura tree, linden, honey locust, oak, sycamore, walnut, and willow. Mimosa wilt Is the most common cause of … symptoms usually start as described above. Wilted and dead leaves may remain hanging on diseased twigs and branches. …

  • Lichen, Algae, and Moss on Trees

    … grow in extremely barren areas. They grow in colonies on tree trunks, rocks, and fences, even in Antarctica. … orange-red. Lichen are often blamed for killing a tree or shrub but this is not true . They do, however, grow on … rate. Lichen themselves do not cause the decline. Lichen identification and biology There is a lot to be said for …

  • IPM - Prevent, Identify, and Manage Plant Problems

    … reduces plant problems. A common mistake is planting one tree species when creating a natural barrier or screen. Learn … root zone can extend out 2 to 3 times the height of the tree beyond the dripline.  Check the depth of soil moisture … turn yellow and fall off leading folks to assume that the tree has a disease or other problem. Monitor Plants - Regular …

  • Spittlebugs on Trees and Shrubs

    … Spittlebugs on pine tree stem Updated: February 28, 2023 Key points Spittlebugs …

  • Starting a Home Fruit Garden

    … Updated: August 27, 2024 By Jon Traunfeld Selecting fruits for Maryland Many different native and non-native … perennial plants that must be cared for year-round. Most tree fruits are botanically grouped into two categories: pome … like blackberry, raspberry, blueberry, and strawberry. Tree fruits, like apple and peach, usually require more …

  • Boxwood: Identify and Manage Common Problems

    … are typically used as foundation plantings and backdrops for planting beds, topiaries, and formal gardens. Many … along the entire branch length. Dense foliage encourages fungal diseases such as Macrophoma leaf spot and Volutella … in your landscape for less than two years.  What causes trees and shrubs to die?      - The presence of an insect or …

  • Lilac: Identify and Manage Problems

    … Common lilac ( Syringa vulgaris ) is a woody shrub grown for its extremely fragrant flowers in mid to late spring, … is okay to tolerate some plant damage. For example, many fungal leaf spots cause cosmetic damage. Unsightly leaves can … to lilacs; they are more of a cosmetic issue. No treatment is recommended. The best management practice is to …

  • October Tips and Tasks

    … from sprouting prematurely. Lawns Time is running out for lawn renovation or overseeding. Grass seed should be planted … month.   There is still time to apply fertilizer on your lawn. Look for a fertilizer with 0 phosphorus. Apply … to the spread of disease within their population. Diseases In the cooler, sometimes wetter fall weather …

  • Weed Identification Photos in Maryland

    … Quackgrass Roughstalk bluegrass Wavyleaf Basketgrass Yellow Nutsedge Broadleaf weeds American Burnweed Asiatic Dayflower …

  • Serviceberry: An Early-Flowering Maryland Native Tree

    … May 14, 2024 About Serviceberry Amelanchier spp. Deciduous tree or large shrub Maryland Distribution: Native habitat varies by species … Michael. 1998. Manual of Woody Landscape Plants: Their Identification, Ornamental Characteristics, Culture, …