Cut at soil level, add slow-release fertilizer, and mound with soil. Multiple applications may be required. Follow label directions. Follow label directions. Consult the appropriate state office for registered pesticides that are labeled in your region for use on woody plants.
All pesticides are subject to varying restrictions.
Furthermore, changes in pesticide regulation occur constantly and human errors are still possible. In New York State, all pesticides distributed, sold, or applied must be registered with the Department of Environmental Conservation. For other information, advice and help on this topic, call offices of your State Urban Forestry Coordinator or University Extension service,or visit urban forestry web sites .