![]() ![]() Also, triclopyr (whether from Crossbow or another product) can be taken up by roots, so nearby plants can be affected as well. If you use this product, keep in mind that it will kill any green vegetation it lands on. Also, the Roundup brush killer contains a surfactant, which is critical when applying to ivy due to the thick, waxy cuticle that causes water-based materials to bead up and run off. This product is similar to mixing "Roundup" (glyphosate) and Crossbow (which contains triclopyr, along with another, relatively weaker ingredient). I say this because it contains two ingredients: glyphosate and triclopyr. I don't make a habit of recommending specific products, but there is one that is likely to be more effective than the others: Roundup brand brush killer. Cutting it will weaken it, and treating only the re-growth will use far less herbicide than treating all of the growth. If there is too much for that to be practical, you may choose to cut it down and then treat the re-growth with an herbicide. If it is practical to cut and physically remove the ivy, there is a "cut vine and stump killer" product with a dauber attached to the lid such that you paint it, undiluted, on fresh cuts (must be fresh to be effective). That being said, there are other products containing similar ingredients that may be effective on ivy. And as always, when using any type of herbicide avoid getting it on desirable vegetation.Indeed, this is a tricky question, as the label includes terms such as "Fencerow" and "Noncrop Non-Agricultural Area." To avoid any uncertainty, I called the Oregon Department of Agriculture, and they informed me that for a number of years they have been interpreting Crossbow labels as NOT including residential sites and have cited people on numerous occasions for using Crossbow on residential sites. While it won’t kill existing weeds, it does a pretty good job of preventing new weed seeds from sprouting. Available in pellets, powder or granules it is a byproduct from the milling of corn. Corn Gluten for Weed ControlĪnother bee safe weed control involves the use of corn gluten. In truth, natural sprays don’t seem to work as long as commercial mixtures. You will need to repeat application throughout the summer as more weeds will return. Spray late in the day when most of the foraging has stopped.Ī mix can be stored and used again within a few weeks. They are also gathering pollen that is needed to feed baby bees. The worker bees are gathering plant nectar from many flowers during this time. Spray late in the day when most bees have stopped foraging.Īvoid spraying anything that may harm bees during the morning or mid-day. This is an effective way to kills weeds and relatively inexpensive. Does it wipe things out quickly in a “one and done” style like glyphosate? No, it will need to be repeated – perhaps several times. Use them with care and take the same precautions as you would with other chemicals.Ĭan you really use vinegar in the garden to kill vegetation? Sure it does work. Just because they use common household ingredients – don’t think they are not strong. For best results, apply Tordon to the stump’s cambium layerthe narrow layer that lies directly inside the bark but. Either regular or Epsom salt can be added to increase efficacy. The key is to apply the solution immediately after cutting down the tree. White vinegar or apple cider vinegar are popular ingredients in several homemade weed killer sprays. The same is true for native bees that are exposed to poison.Īnother option, is the use of bee friendly weed killers that are safe for the environment. However, these also should be used with restraint and only as much as is needed to control undesirable vegetation. Yet, poisons taken back to the hive can wipe out the next generation of bee brood-resulting in a dead colony.Įven those hives that survive can suffer a higher bee mortality rate due to exposure. But, they sometimes do more harm than we know.Ĭhemicals do not always kill bees right away. Herbicides are often applied in pellet form or spray and are quick and easy. But, they can become “pesticides” – chemicals that kill insects too. ![]() Chemicals that kill weeds are called “herbicides”. If you want to choose what is growing in your yard or garden, some type of weed control will be necessary.Īs you look for strategies to control unruly weeds, please consider the safety of visiting insects and birds. They can also help retain soil and prevent erosion.īut, not everyone wants a carpet of wild weeds all over the garden. Most of them flower and produce nectar, pollen or both for our winged pollinators. In general, weeds are good for bees, try to leave a few when you can. ![]()
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