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4-H Environmental & Outdoor Education

Natural Resources

Department of Community Sustainability

Floriculture & Greenhouse Crop Production

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  • Ash pests prefer the color purple

    Published on August 11, 2006
    Studies so far have shown that the bright green insects are attracted to the purple color

  • Selection of salt tolerant trees

    Published on May 19, 2006
    One of the voids left by the loss of ashes, particularly green ash, to the emerald ash borer is the need for trees to plant along roadways subject to road salt deposition.

  • Spring treatments for emerald ash borer

    Published on April 28, 2006
    If you live in a county where emerald ash borer has been found, and you have decided to try to save your ash tree with annual insecticide treatments instead of replacing it, keep the following tips in mind