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  • Fertilizing Trees and Shrubs and Nutrient Deficiency Symptoms

    … Updated: February 17, 2023 Do newly planted trees and shrubs need fertilizer? In most landscapes, healthy trees … available at a uniform rate over the entire season. Many tree and shrub fertilizers are a combination of slow-release … leaves (run collected leaves over with a lawnmower) to mulch trees and shrubs provides a slow release of nutrients …

  • Vegetable and Fruit News-September 2021

    … are important and need to be... Read more   Do You Grow Fruits or Vegetables? Are you wondering about the Produce … Rots and Other Headaches in the Orchard By Kari Peter, Tree Fruit Pathologist, Penn State University Fruit Research …

  • Invasives in Your Woodland: Japanese Angelica Tree

    … spotlight articles, including  Japanese barberry ,  wintercreeper , and  Callery pear . Also now subjected to the … .  What is it? The Japanese angelica tree is a deciduous shrub or small tree, typically reaching heights of 20 to 40 …

  • Practices to reduce Listeria prevalence in fruit packinghouses

    … and “dry” operations in facility. Photo: Washington State Tree Fruit Association Updated: May 7, 2026 By Leyu Kalkidan … Listeria that need to be repaired Photo: Washington State Tree Fruit Association Listeria monocytogenes is a bacterium … cross contamination (Figure 2). Avoid storage of fresh fruits and vegetables directly underneath refrigerator …

  • Cold Damage on Early Blooming Apples and Peaches

    … turn brown, wilt, become mushy, and often drop from the tree (Figure 1).  Late-season freezing temperatures may also … intensity and duration, variety and cultivar of the fruit tree, and bud developmental stage. Often, freezes will only … or flowers at the bottom of the tree. With large-fruited fruits such as apples, peaches, and pears, losing ~50 percent …

  • Vegetable and Fruit News-2025 (Volume 16, Issue 3)

    … and Preventing Lenticel Breakdown in Apples: from Tree to Storage Bean Leaf Beetles Showing Up In Early Snap …

  • Vegetable and Fruit News-2026 (Volume 17, Issue 6)

  • Pears

    … Updated: July 27, 2021 By Joseph Fiola, Ph.D. Tree Fruits Information Web pages on Production & Harvesting, … 16 pages Access the Publication Spray Program for Multi-Tree Fruit Orchards Common Fruit Herbicides* Tree Fruit …

  • Vegetable and Fruit News-June 2021

    … October 22, 2024 June 10, 2021  |  Volume 12, Issue 3 June Vegetable IPM Scouting Tips By Emily Zobel, Senior Agent … and Mites in Vegetables By Jerry Brust, Extension IPM Vegetable Specialist, University of Maryland   The hotter … Candidate for B.S. in Biochemistry & Macarena Farcuh, Ph.D., Assistant Professor, and Extension Specialist, …

  • Woodpecker and Sapsucker Damage on Trees

    … trees may attract insects as well as porcupines or tree squirrels. These feeding wounds may also serve as … off. Occasionally limb and trunk girdling may kill the tree. Woodpeckers also communicate with each other by … greater number of trees. Yellow-bellied Sapsucker Holes on Tree Trunks Yellow bellied sapsucker Additional resources Why …