Summary The herbicide active ingredients used on woody plants are mainly glyphosate, triclopyr, and imazapyr, and the method matters more than the product. Cut-stump application, where herbicide goes onto a freshly cut surface, is the most effective and the most contained. In New Orleans, a high water table and pumped drainage mean soil-applied products can… Continue reading What Chemicals Kill Trees? A Guide for New Orleans, LA Homeowners

Summary Nothing kills a standing tree quickly. Girdling and cut-stump treatment are the effective methods, and both take months to a full season. In New Orleans the bigger issue is what killing a tree in place leaves behind: a dead, decaying tree standing through hurricane season, which is far more dangerous than the live tree… Continue reading How to Kill a Tree Quickly in New Orleans, LA

Summary The reliable non-chemical way to kill tree roots is to remove the food supply: cut the tree, then grind the stump and major roots, and cut off every sprout that appears until the root reserves are exhausted. Smothering and repeated cutting work but take one to three growing seasons. In New Orleans, salt-based methods… Continue reading Natural Ways to Kill Tree Roots Without Chemicals in New Orleans, LA