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Tree Care — 46 items

Link Assessing Pruning Wound Damage
To better understand and minimize damage to trees during pruning, an assessment system was developed. This system is based upon long-term tree functions and ...
Link Collect Field Samples and Identify the Oak Wilt Fungus in the Laboratory
Oak wilt is a serious disease that infects many species of oak. It is responsible for the death of thousands of oak trees in forests, woodlots, and home ...
Link Estimating Wind Forces on Tree Crowns
Wind and gravity are the two primary forces acting upon tree crowns. The structural resistance to these forces by the tree require complex allocation ...
Link Fertilizing Landscape Trees and Shrubs
Tree and shrub fertilization is especially important in urban and suburban areas of Virginia where soils have been altered due to construction. These urban ...
Link Fertilizing Trees and Shrubs
In urban or suburban neighborhoods, trees and shrubs often need fertilizing. Modern home- building methods create adverse growing conditions for plants. Often, ...
Link Flooding and its Effects on Trees
The 1993 floods along the Missouri and Mississippi Rivers and their tributaries have caused tremendous losses in terms of human life, homes, businesses and ...
Link Fungicide Injection to Control Dutch Elm Disease: Understanding the Options
In some situations, injecting trees with fungicides is an effective treatment for the management of Dutch elm disease (DED). Several injection products are on ...
Link Grow and Maintain a Healthy Birch Tree
In many landscapes, birch trees begin to decline within a few years, and many trees die well before reaching maturity. A healthy birch tree should be able to ...
Link Gypsy Moth Damage
The gypsy moth is the most important defoliating insect of hardwood trees in the Eastern United States. Since the turn of the century, millions of dollars have ...
Link How to Diagnose Black Walnut Damage
Black walnut trees, like all other plants, are susceptible to a variety of injuries that reduce or destroy their usefulness. The first step in preventing or ...
Link How to Save Dutch Elm Diseased Trees By Pruning
Dutch elm disease (DED), caused by the fungus, Ceratocystis ulmi, is the most devastating shade tree disease in the United States. Healthy elms can become ...
Link Identify and Manage Dutch Elm Disease
Because elm is so well-suited to urban environments, it continues to be a valued component of the urban forest despite the losses from DED. The challenge ...
Link Identify, Prevent, and Control Oak Wilt
Oak wilt is an aggressive disease that affects many species of oak (Quercus spp.). It is one of the most serious tree diseases in the eastern United States, ...
Link Maintaining Tree/Turfgrass Associations: A Plant Health Care Approach
The common association of trees and turf in landscapes is plagued by competition for scarce water, nutrient, and sunlight resources. In the following article ...
Link Making Nitrogen Available to Trees
Nitrogen affects the molecular interactions, compound shapes and functions, and the chemical symmetry of life-maintaining materials. In ecosystems, nitrogen is ...
Link Managing Trees and Turfgrasses
Trees and turfgrasses commonly share the same landscape. Both require space, light, water, air, essential nutrients, and the appropriate temperature for ...
Link Methods for Root Control
There has never been a time with more innovative tools and techniques available for minimizing infrastructure damage exacerbated by tree root growth. This ...
Link Mulching for a Healthy Landscape
For as long as trees have grown in forests, leaves and needles have fallen to the ground and formed a natural protective layer over the soil. This same ...
Link Nitrogen Prescriptions for Trees
Supplemental nitrogen fertilization should be treated as a fined-tuned, carefully considered, constantly modified, whole tree prescription process. The whole ...
Link Oak Decline
Periodic occurrences of decline and death of oaks over widespread areas have been recorded since 1900. These outbreaks, variously named oak decline, oak ...
Link Oak Wilt
Oak wilt, caused by the fungus Ceratocystis fagacearum, kills oak trees. It has been found in 21 States, with considerable damage occurring in the Midwest. It ...
Link Plant Trees Right!
Getting trees started correctly in your yard, along streets or in a park is critical to long tree life, easy care and low-cost maintenance. One way to ensure ...
Link Power Lines and Trees
This publication discusses the dangers of trees growing too close to power lines and methods for managing the problem.
Link Professional Arboriculture: Training Young Trees
The liability risks identified in mature trees can be easily corrected in young trees.
Link Pruning
Educational materials containing pruning information
Link Pruning deciduous Trees and Shrubs
Pruning is essential for attractive, healthy trees and shrubs and improves the quality of flowers, fruit, and foliage. The best way to avoid difficult pruning ...
Link Pruning Effects on Tree Growth: Growth Regulation Consequences
This publication is a synthesis of the tree growth regulation and correlation literature. General processes and systems presented here represent educational ...
Link Pruning Forest Trees
The most common reasons for pruning trees in plantations or woodlands are to maintain a single central leader, repair storm damage, or promote clear trunks or ...
Link Pruning Ice-Damaged Trees
A full discussion of recovering from ice storm damage to trees: assessment of damage, repairs, removal, tools, leader replacement, straightening bent trees, ...
Link Pruning shade trees in the landscape
Pruning is a double-edged sword, either helping or hurting according to if, where, when, how, and why it is applied. When properly executed, a variety of ...
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