An unusual swelling on trunks of trees and occasionally on large branches are “burls”. They’re round, swollen-looking growths on tree trunks and large scaffold branches. Should or shouldn’t you be concerned? Burls are not uncommon and can be found on cherry, maple, oak, buckeye, ash, willow, locust and walnut in Eastern forests. Root burls may […]
Archive for the ‘Elms (Ulmus)’ Category
Avoid Mulch Volcanos
Ever heard of a “mulch volcano? It is a load of mulch that is piled up around the base of a landscape shrub or tree. A common answer I get from homeowners guilty of this practice is that they see professional landscapers and city maintenance crews doing it. Volcano mulch can also cause tree roots […]
Weeping Landscape Trees
Weeping forms of willows (Salix spp.), flowering cherries (Prunus spp.), pines (Pinus spp.), spruces (Picea spp.) and European beeches (Fagus sylvatica) are magnificent landscape features. Weeping forms of evergreen and deciduous trees develop strong upright central leaders, and their outward branches cascade downward. Among conifer species there are over 150 different cultivars with pendulous habits. Here is a list of 28 weeping tree species. I […]
Landscaping Plantings Around A Garden Railroad
Garden railroad layouts are becoming more popular. A number of dwarf and compact growing plants play a major role in landscaping around the layout. Many miniature forms of taller varieties are available. Here are several great plant choices to add the your garden railroad: Trees and Shrubs – offer scale or tall canopy […]
Tree Diversity Important In Urban Parks And Streets
In recent years urban tree diversity has become a buzz topic. The threat of losing entire street plantings to a deadly exotic disease or pest has to often become the reality. Nearly a century ago, urban tree-lined thoroughfares were laid bare by losses of American elms (Ulmus americana) and […]
Six Notoriously Weak Wooded Trees
Almost any time is a good time to plant trees – weather permitting. Sort through many great choices and avoid planting weak wooded species. These six tree species are generally short-lived, messy, and insect and/or disease susceptible. A few may also be designated invasive in your state. […]
Pest Alert: Japanese Maple Scale Becoming A Serious Problem
Japanese maple scale is a new pest in Tennessee and surrounding states. It infests many more plant species than just Japanese maple. The insect’s small size and ability to blend in naturally with tree bark makes it challenging to detect until populations are high and it has infested large landscape and neighborhoods. Japanese maple scale […]