Nfs.unl.edu
Tree Pests Nebraska Forest Service
WEBInsects and diseases are leading causes of damage, low vigor and death in trees. To maintain the health of your trees, it's important to know about some of the most common diseases and insect pests and how to avoid or control them. If you suspect you have a tree or shrub that's affected by a disease or insects, contact your local extension forester or …
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Nebraska Forest Service
WEBForests & Trees. Recognition of the need for forestation and care of existing forests has been a consistent priority for Nebraska. For more than 100 years, forestry has been a part of Nebraska’s work and mission, performed under the scope of several different state and university entities.
The business end of eastern redcedar Nebraska Forest Service
WEBThe Nebraska Forest Service is trialing different management techniques at its property near North Platte. Mechanized removal of redcedar costs around $600 an acre. If we wanted to keep pace with the tree’s expansion during 2005-2010, we would need to spend about $23 million each year on management. This is where utilization comes into play
Selecting Trees for Treatment Nebraska Forest Service
WEBVisit the Nebraska Forest Service for locations of EAB. Ash trees provide many benefits to home landscapes. This publication provides information to help you select those trees most suitable for treatments to protect them from emerald ash borer (EAB). Good Candidates for Treatment Trees in good health are the optimal candidates for treatment:
THE ROLE OF ARBORICULTURE IN A HEALTHY SOCIAL ECOLOGY
WEBIn urban communities, arboriculture plays an important role in the health of the biological ecosystem. It provides habitat for wildlife and creates a more hospitable setting for many species (for a review of environmental impacts of urban forestry, see Dwyer et al. 1992). Does arboriculture contrib-ute to the health of the social ecosystem as well?
Pine Wilt: A fatal disease of Scotch Pine Nebraska Forest Service
WEBScotch pine, a popular tree for ornamental plantings, windbreaks and Christmas trees, is rapidly disappearing from Nebraska's landscape. The tree is susceptible to pine wilt, a disease that has killed thousands of Scotch pines in the southeastern part of the state since the mid-1990s. This publication discusses pine wilt and how to control the disease.
Diseases of Broadleaf Trees
WEBFor sycamore and oak, a control may be desired if shoot death is severe. Spray foliage at budbreak with chlorothalonil (Daconil, Fung-onil), thiophanate-methyl (3336, Fungo) or copper fungicide (Camelot, Bordeaux mixture)* and repeat 2-3 times every 7-14 days. Improve tree health by mulching and watering about 1 inch per week.
Newsletters Nebraska Forest Service
WEBNebraska Forest Service. NFS Newsletters. Conservation Education: Resources for educators—get the latest information on workshops and events, including Project Learning Tree and Project Wet. Wildland Firefighter Training: Keep up to date with training opportunities and find equipment and prevention materials. Grants: Financial assistance …
Chiggers and Trombiculosis Nebraska Forest Service
WEBAllen Smith. Regional Forest Health Coordinator. 1203 W. Loop 281 Ste. B102. Longview, TX 75604. 903-297-5094. Trombiculosis is a rash or infestation caused by trombiculid mites, more commonly known as chiggers. We all have suffered from this malady at some time. Be informed and aware of how you can avoid future bouts of trombiculosis.
Fertilizing Landscape Trees and Shrubs Nebraska Forest Service
WEBOverview. Landscape trees and shrubs are occasionally subject to adverse soil and environmental conditions. Redistribution and compaction of the original soil profile during home construction, poor drainage, removal of twigs and leaves that normally decompose to provide nutrients, heavy grass sod competition, and extreme pH levels are some factors …
Diseases of Evergreen Trees
WEBAbout the Forest Health Program. The Forest Health Program provides programming for the state of Nebraska in forest and tree insects, diseases and environmental issues. For more information on Diseases of Evergreen Trees please visit www.nfs.unl.edu. Laurie Stepanek Nebraska Forest Service, University of Nebraska T: (402) 472-5503.
Community Forestry and Sustainable Landscapes
WEBTen Free Trees. *In-kind match required. The Nebraska Forest Service and Nebraska Statewide Arboretum provide key services to municipalities, green industry professionals, and community tree advocacy groups and organizations. Find Free Trees.
Abiotic Problems of Trees
WEBIdentification. Caused by the tree being planted too deeply or soil being added above the roots. Tree in poor condition. Branches die and tree may die. Trunk at the ground is straight-sided like a pole, without the normal trunk flare. Branches may originate at or below the soil line. Gap appears between the trunk and soil when a small tree is
Emerald Ash Borer Frequently Asked Questions
WEBEmerald ash borer (EAB) is a beetle native to Asia that was introduced to Detroit, MI in 2002. It has destroyed tens of millions of true ash species in over 25 states, including Nebraska. Forests, windbreaks, and urban trees—some 44 million Nebraska ash trees—will be lost in the coming years. Many leading EAB researchers speculate that it
Dis of ev 1-20-09
WEBIdentification. On Colorado blue spruce and other spruces. Caused by Rhizosphaera and other fungal pathogens. Mostly in eastern Nebraska. Needles turn reddish brown and develop rows of tiny black dots visible under magnification. Mostly on older needles, needles low on the tree and needles in shaded areas of the tree.
Nebraska Forest Service beetles Insect Pests of Evergreen Trees
WEBControl. Spray foliage when the insects appear (mid to late April) with spinosad (Conserve), permethrin (Hi-Yield 38 Plus, Astro), carbaryl (Sevin), imidacloprid (Merit), acephate (Orthene), cyfluthrin (Tempo) or deltamethrin (DeltaGard).*. For small trees, knock the insects off the tree with a hard blast of water or gently with a stick.
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