Information on weed identification and control, including catsear, marestail, purple loosestrife, pokeweed, pigweed, poison ivy, crabgrass, hemlock, purslane and multiflora rose. Tips on various herbicides and integrated pest management.
The juniper scale, native to Europe, is now found throughout the United States. This key pest attacks junipers, cypresses, falsecypress, and incense cedar in landscapes and nurseries.
Poison-ivy (Toxicodendron radicans) is a native woody, perennial vine.
By Emelie Swackhamer, Gregory Hoover
The best way to make an effective pesticide application is to observe pest development at the site through regular monitoring.
By Emelie Swackhamer, J. Robert Nuss, Larry Kuhns, Gregory Hoover
Inspecting your plants on a regular basis is essential to identifying and evaluating plant problems in their early stages.
A weed that has been spreading in recent years in the nursery and landscape trade is mulberry weed.
More Guides and Publications
By Winand Hock, Ph.D. Pages116
Manage insect, mite, and disease pests in your woody ornamentals and shade trees.