Tordon RTU Specialty Herbicide is not labeled for Schefflera trees. Schefflera actinophylla is very invasive and hard to kill. We do not carry products labeled specifically for it. An article from the US Military’s Integrated Natural Resources Management Plan states that Garlon 4 has been used in some instances and proved to be effective, although it is not labeled for it. We would recommend speaking with your local master gardner for more recommendations.
Yes, Tordon RTU Specialty Herbicide will kill Catalpa trees. According to the product label, Tordon RTU should not be applied to residential or commercial lawns or near ornamental trees and shrubs. Untreated trees can occasionally be affected by root uptake of herbicide through movement into the topsoil or by excretion of the product from the roots of nearby treated trees. Do not apply Tordon RTU within the root zone of desirable trees unless such injury can be tolerated.”
Tordon RTU Specialty Herbicide would harm if not kill a quince bush.
Tordon RTU Specialty Herbicide is ready to use and does not require mixing. However, it should not be applied to commercial or residential lawns or near ornamental trees and shrubs.
Tordon RTU Specialty Herbicide is not labeled to control Wisteria, so we do not recommend it for this application. Keep in mind, too, that Tordon is not approved for use on residential properties at all. You could use a brush killer such as Crossbow or Fertilome Brush and Stump Killer to control wisteria vines.
We apologize but Tordon RTU Specialty Herbicide only comes in the dyed blue so that you know where it is applied
Unfortunately, Tordon RTU Specialty Herbicide is not labeled for scotch broom. You could use a product that we have called Crossbow Specialty Herbicide. Per an article from Oregon State University Extension Service this product would be effective.
Please provide details on the tree and application for more details on how to apply properly for the best results.
Tordon RTU Specialty Herbicide is not labeled for bull nettle. We suggest using GrazonNext HL Herbicide. It is labeled for bull nettle and more than 100 different types of weeds, including the more difficult to kill perennials.
Tordon RTU should be applied to freshly cut stumps.
The results will vary when using Tordon RTU Specialty Herbicide on a mature, well established root system with other factors involved such as soil conditions or unfavorable temperatures.
Tordon RTU Specialty Herbicide should not be applied to commercial or residential lawns or near ornamental trees and shrubs.
Tordon RTU Specialty Herbicide is best used on freshly cut stumps while ensuring the cambium area next to the bark gets thoroughly wet. We would recommend either drilling holes into the top surface of the stump or cutting off the top layer of the stump for a fresh application.
Tordon RTU Specialty Herbicide is labeled to control maples in general, though we are not sure if it has been tested specifically on Norwegian maples. Keep in mind that Tordon RTU should not be used on residential properties at all: this product has a very long half-life and can affect other plants near the treatment area for years after application. Please let us know if you need a recommendation for an alternate product.
Tordon RTU Specialty Herbicide has alcohol odors.
Tordon RTU Specialty Herbicide is only labeled to control Woody plants: ailanthus, alder, aspen, birch, cedar, cherry, dogwood, elm, firs, green ash, gum, hawthorn, hickory, hornbeam, maples, oaks, pecan, persimmon, serviceberry, sourwood and sweetbay
Tordon RTU Specialty Herbicide is not labeled for sandbur.
The new tree planting would need to be well outside the root zone that has been treated with Tordon RTU Speciality Herbicide. The product label states: Untreated trees can occasionally be affected by root uptake of herbicide through movement into the the topsoil or by excretion of the product from the roots of nearby treated trees. Do not apply Tordon RTU within the root zone of desireable trees unless such injury can be tolerated.
Tordon RTU Specialty Herbicide is not labeled specifically for acacia trees, so we cannot say for certain that it would control this plant. However, the active ingredients in Tordon RTU are used frequently for treating cut stumps of difficult brush. This guide from the UC Davis Extension has more details about treating this plant.
Tordon RTU Specialty Herbicide is not labeled for poison ivy. Crossbow would be a better option.