Take care not to spray your desirable plants; however, since many of these weed control solutions will also take out any other vegetation in the area. We found this basic homemade weed killer recipe at ‘Saving Cent by Cent‘. Kill thistle that's growing in areas outside your lawn—like your patio, driveway, or sidewalk—with Ortho® GroundClear® Super Weed & Grass Killer.. If the roots aren't killed then the plant will probably grow back. Noting these differences is vital when using proper extraction methods. Canada Thistle flowers are also unique because they have both male and female flowers which are very small compared to other thistles. Homemade Poison Ivy and Weed Killer Recipe Ingredients. Pour vinegar into a spray bottle. Be aware, however, that this caustic acid should be used with care, like any other spray. You can dig them up the best you can and then spray the area with vinegar. The weed killer works because the main ingredient, vinegar, dissolves the cell membrane of the plant tissue. In addition to being the perfect weapon for damaging root systems of thistle and other unwanted weeds in your yard or garden, this recipe is also a fantastic recipe for a natural weed killer. Before you begin, it’s essential to know that there are two main types of thistles and two distinct ways of attacking these weeds. You don’t need to soak them so they are dripping wet but spray an even coat. Knowing the best strategies for how to get rid of thistle will help you rid your garden and lawns of these pesky intruders before they completely take over. Cover the leaves with vinegar, but also spray down around the roots. Use glyphosate for your garden, and use a broad-leaf herbicide containing 2,4-D or MCPP for your lawn. Make sure every part of the root is fully removed, or a new thistle plant will develop. Grace Wathen is a certified yoga, Pilates and raw nutrition instructor. Bull thistle is the more common variety of thistle that you are going to … Garden waste, such as pine needles and wood chips, also work well for mulching. Useful Tips To Make Your Everyday Life Just A Bit Better. A common type of weed most homeowners and gardeners hate to see sprouting up on their turf is thistle. Spray directly onto the weeds. Vinegar Based Homemade Weed Killer. The talk show host responded with something like “that wasn’t my tip. Pulling the dead plant up by hand ensures that it does not grow back in the same place. A caller called in to thank the talk show host for his tip to use vinegar to kill thistles. Will this kill the junipers, too? Affiliate Disclaimer: Tipsbulletin.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, Create a Homemade Thistle Killer with Gin, Privacy Policy – GDPR – Medical Disclaimer – DMCA. Boiling Water. Mulch is a material used to cover soil. Canada thistle, one of the most tenacious weeds in the world, proved the most susceptible; the 5-percent concentration had a 100-percent kill rate of the perennial’s top growth. Vinegar does act as a soil sterilant so you must be careful what it contacts. Sorry for the vagueness. Canada Thistle's creeping perennial roots is one key way to identify it. It must have been some other guy but thanks for the tip.”. Back pack sprayers are great for spraying large areas. Vinegar and a little dawn dish soap alone will kill the top of the plants but not the roots. Allow for at least three days to pass before you notice results in thistle plants. If they’ve started to wilt and brown, they are ready to be pulled from the ground. Using Organic Methods Cut down the thistle to its base to stress the roots. Canada thistle has small flowers and long triangular-shaped leaves with pointy tips on the end. Be cautious about spraying plants you would like to keep with this mixture, because it will kill them as well. If there are plants nearby that you don’t want to be affected by the Roundup spray, then shield them using a piece of cardboard. Canada thistle also has lobes that can be irregular from leaf to leaf. The activating ingredient in Roundup is glyphosate, which penetrates down into the earth to attack the plant roots.When using this thistle spray, coat every part of the thistle with the herbicide until it soaks deep into the soil. As a biennial, Bull Thistle forms a small rosette just above ground level in its first year of growth, before developing a much more complex root system in its later years. Using chemical herbicides that require no mixing or preparation ahead of time, these commercial products eliminate common weeds like dandelions and thistle without a problem. A homemade herbicide consisting of vinegar and salt may be effective at killing unwanted thistle plants. Wetting the soil is a great way to loosen up the earth before digging. Fight Weeds Using Vinegar, Epsom Salt and Dawn. We hope these helpful weed control tips led you to your new favorite homemade thistle killer. To fully rid your garden of thistle, uprooting the plants may be the best option. Thistle plants come from the Asteraceae plant family and include several varieties. Lemon juice acts similarly to vinegar when it comes to killing weeds. Method #2 Epsom Salt This drying process works even faster on a hot, sunny day, so timing your weed control regimen to accommodate this will work to your advantage. Because of this intricate design, it’s critical to remove new thistle as quickly as possible, though this often requires the aid of a weed killer … So researchers recommend trying vinegar as a weed killer for special situations such as spot treatment of weed patches between rows of plastic mulch or other areas where contact with crop plants can be avoided. Thistle – specifically Canada Thistle – appears over a wide area of the U.S. and obviously, Canada (Bull Thistle and Creeping Thistle are closely related). When it comes to divesting your lawn of this noxious weed, several homemade thistle killer recipes use natural ingredients that are safe to use around pets and small children. Most weeds respond well to this recipe and die quickly. Straight Vinegar– Though I haven’t used this method myself, I have read about using pure white vinegar from the jug. Some ways you can do this are by mowing regularly or planting ground cover plants in gardens with taller plants so that thistle doesn’t have the opportunity to develop. Let us start with Epsom salts. Repeat the process once a week until the plant is ready to be pulled from the ground. The vinegar needs to contain at least 20 percent acetic acid to be effective at killing weeds. This section includes Epsom salt and other home made weed killer recipe options that feature vinegar. Acetic acid is nothing more than plain old white vinegar. The key is timing and persistence. The mix … Be cautious about spraying plants you would like to keep with this mixture, because it will kill them as well. Step 2 Cover nearby plants with boxes or shield them with cardboard so you do not overspray the vinegar onto desired plants. Simply pour some undiluted distilled white kitchen vinegar into a spray bottle. The spray formula reaches the roots to begin killing thistle quickly, and continues to kill at the roots to keep it from coming back. Spray the thistles with the homemade weed killer. Mix vinegar and salt until the salt is completely dissolved. They also help the vinegar absorb and kill weeds at a much higher rate. Apply this in late winter to get a jump on spring weeds. I experimented with a common vinegar (5%)+epsom salts+dishwashing soap mix widely being shared on the web on a stand of Canada thistle in a pasture. It’s important to differentiate Canada Thistle from many of the biennial thistles that can grow since the methods of treating them are quite different. There are many varieties of thistle plants, and not all varieties are harmful to your garden. Basic Weed Killing Formula with Vinegar Canadian Thistle, or any perennial thistles, exhibit a much more extensive root system than their biennial cousins. For best results, don't use food-grade, 5 percent vinegar. A tough weed to kill, the flower heads on thistles possess thousands upon thousands of thistle seeds, which allows them to spread at an exponential rate both above and below the soil. Because of this intricate design, it’s critical to remove new thistle as quickly as possible, though this often requires the aid of a weed killer to do so. Easier to remove than Canada Thistle, Bull Thistle is by no means a weak weed. A: Vinegar will kill the leaves of green plants, whether weeds or the vegetables you are cultivating. The best time to use vinegar to kill weeds is in the afternoon on hot, sunny days. No chemicals, just good old fashioned weed pulling. Spray the plants that you want to kill with the vinegar. Using vinegar and dish soap is great basic weed killer on it’s own. Vinegar Weed Killer Recommendations Unfortunately vinegar is not a selective herbicide and can damage any plant contacted by the solution. Perhaps one of the most noxious weeds in the home garden, Canada thistle (Cirsium arvense) has a reputation for being impossible to get rid of.We won’t lie to you, Canada thistle control is difficult and requires a significant amount of effort to be successful, but the effort you put into controlling Canada thistle will pay off when you have a garden that is free from this annoying weed. Place the discarded weed into a garbage bag, then toss out when finished. There are three distinct life stages that pertain to management of thistle. Apply this solution over the weeds using the spray bottle, making sure you coat every part of the plant. Just pour boiling water on the … Hand Pull the Young Thistle. Alternatively, you can make your own bleach based homemade weed killer with the above recipe but substitute bleach in place of the lemon juice. The other is Canadian Thistle (Cirsium arvense), a perennial. It is also best to wear gloves when removing thistles. Fine Gardening: Six Tips for Effective Weed Control, Mother Earth News: The 10 Worst Garden Weeds, Mother Earth News: Weed Control Strategies, University of Missouri Extension: Thistles and Thistlelike Plants of Missouri, The Best Way to Get Rid of Thistles in Your Garden, Natural Weed Killer That Won't Harm Lawns. Her dedication to health and wellness motivated her to organize and build several community gardens in Utah, Oregon and Nevada. A. Vinegar is registered as a nonselective, contact herbicide. Because thistle has sharp prickles, make sure you've covered exposed skin to prevent injury. Her tutorial is great, and we did a little research on the formula. The sun and heat help to accelerate the effectiveness of the acid in vinegar. A homemade herbicide consisting of vinegar and salt may be effective at killing unwanted thistle plants. When maturin… The thistle … 3 cups vinegar. Thistle is a perennial flowering plant with sharp prickles all over the leaves and other areas of the plant. By following these helpful tips on how to kill thistle weeds, you’ll succeed in ridding your yard of these invasive plants and sparing your prized vegetable garden from annihilation no matter which method you choose. How to Kill Canadian Thistle Using Salt or Vinegar. 1/2 cup salt. If you can find 30% acidity vinegar, this is the best to use versus the store brands with about 5% acidity. Digging is the best method. Remove all parts of the plant, including any pieces of the tap root below the surface. While nobody likes weeds, they are a little bit more palatable when you know the best strategies for ousting them from your yard. This causes the plant to dry out or burn. After a few days, the thistles should be dead. Another great way to get rid of thistle is by using a store-bought weed killer like Roundup. A concentrated solution that contains 10 to 20 percent acetic acid is much more effective than standard household vinegar, especially against older, established thistles. Biennial plants are those that grow from seed in one year and produce seeds the second year. This is the easiest solution but is also very effective. Saturating the unwanted plants once a week with this mixture helps control the problem. While higher concentrations of vinegar work best, such as horticultural vinegar with 20% acetic acid content, cider or white vinegar work just as well. Vinegar is a commonly-recommended solution for weeds, especially for tough ones such as thistles. The high acidic level breaks down the composition of the plant, drying it out and preventing it from retaining moisture. Weeds won't grow if they don't have light, so block the problem areas with some type of homemade mulch. Receive the latest Home & Garden Tips by entering your email below: We respect your privacy and take protecting it very seriously. Apply herbicides to kill thistle, especially in spring and fall, before thistles can flower and seed. Stir in liquid detergent, and pour into a sprayer. It’s a well regarded recipe for killing weeds without chemicals, but a couple of cautions. Use this simple solution to get rid of creeping Charlie organically, too. A bottle of household vinegar is about a 5-percent concentration. Method #1 Vinegar Put your household white vinegar in a bottle, then spritz it into the thistles until they are soaked and are dripping with it. This cool season perennial (Zones 2-8), known for its difficulty to kill and its desire to take over your garden completely and totally, is a scourge for gardeners. Which to tackle first? This variety of thistle grows by spreading, giving it the nickname creeping thistle. I wasn’t really listening, I just caught “vinegar works at killing thistles!”. Their roots are strong and resistant, so it is best to first loosen the root system by digging around the plant. © Copyright 2020 Hearst Communications, Inc. A homemade herbicide consisting of vinegar and salt may be effective at killing unwanted thistle plants. Once thistle has been killed or removed from your garden, use a few homemade prevention methods to keep it from coming back. No, you don’t have to go out and buy this fancy-sounding acid, you probably already have this natural way to get rid of weeds in your pantry already. The problem with other types of thistles, is it is impossible to eliminate without getting every little bit of it out of the soil. How to Remove Weeds From the Yard Without Killing the Grass. Misinformation, pseudoscience, and gardening myths are everywhere, and are as stubborn as a thistle. So your dandelions would be a challenge as are plants like morning-glory, horsetail, and Canada thistle. Pour the two ingredients into a large empty spray bottle. After the plant withers and browns, removing it from the ground, roots and all, is a piece of cake. Canadian Thistle, or any perennial thistles, exhibit a much more extensive root system than their biennial cousins. It is appropriate for spot-spraying individual plants, not entire areas. The acetic acid in vinegar is what kills plants by dissolving the cell membrane in plant tissue. Considered an unwanted weed by most gardeners, thistles can be controlled with homemade herbicides, uprooting and prevention. Directions. Can Herbicides Kill Tomato & Cucumber Plants? Canada thistle grows naturally throughout most of Canada and much of the northern and western United States. Horticultural vinegar (30%) provides effective, fast-acting, organic treatment. The first is Bull Thistle (Cirsium vulgare), also known as spear thistle, which is a biennial plant. One excellent way to counteract this is by using a gin spray that attacks weeds at the roots, stopping their ability to spread new plants before you’ve even had a chance to finish weeding. Spray one to two sprays of vinegar directly on the cut of each thistle plant. One of those thistles caught me by surprise, inspiring me to do this article—that a concoction of household vinegar and Epsom salts can be effective in killing weeds. Thistle plants grow in U.S. Department of Agriculture plant hardiness zones 5 through 9. Using the pump sprayer, spray bottle, or vinegar bottle with holes, thoroughly douse the weeds you want to kill. Knowing what kills thistles and how to use these ingredients properly is your first step to a weed-free lawn. If you enjoyed learning all about ridding your yard of thistle weeds, don’t forget to share how to get rid of thistle with everyone you know on Facebook and Pinterest. One great way to kill thistles is by using acetic acid. To recap, vinegar is an environmentally-friendly method for killing thistles and other weeds in gardens, grass, and rocks. Since glyphosate kills all plants, you must keep application specific. Spray onto the green growing leaves of the plants. These recipes are appropriate as a homemade thistle killer and for a variety of other pesky plants that have no business in your yard and garden. Spray the weed once a week until the plant dries out completely. No spam! Prevent thistle from growing back near other plants by placing wood chips or mulch around them. This has worked so well that after several applications the thistle shrivels up, dies, root and all. This perennial plant has a … Similar to their biennial counterparts, perennial thistles spread by seeds, but they also expand by way of rhizomes, which includes their roots underneath. White vinegar will do as good if not better and will be much cheaper. Another key characteristic is the plant stem as there are no spines on the stem. Once you’ve treated the area, remove the thistle by yanking it out at the roots. An organic poison ivy killer, vinegar is a great way to eliminate weeds on contact, especially when combined with other helpful ingredients like dish soap and salt. The 20-percent concentration can do this in about 2 … I have been told that a solution of water and vinegar will kill the thistles. The lemon juice also has a high acid level, which aids the vinegar in breaking down the plant tissue. The Canada thistle (Cirsium arvense) is usually the most noxious. 1 tablespoon liquid detergent or soap (I use Dawn) for stick-to-itiveness. All thistles mentioned above are biennials, with the exception of Le Conte’s thistle, which is a perennial. Epsom salt is not real salt, but is a mineral compound that will not kill plants but will actually act as a fertilizer. Mow or cut the thistle … If you don’t have a spray bottle large enough, mix the vinegar and lemon juice in a blender and pour the contents into your spray bottle as needed. Filling a spray bottle with this type of vinegar plus 3 tablespoons of table salt makes an effective homemade thistle herbicide. She has been sharing her expertise on the above topics through online publishers since 2007. The cut allows the vinegar to spread to the roots more quickly, which in turn kills the plant … Remember, vinegar is non-selective and will kill the grass and any other plants around it. You may also want to take preventative measures to keep thistle from growing back later in the same area or anywhere in the yard. Instead, look for 20 percent vinegar, often sold as a household cleaner or weed killer. Many household items work well as a mulch, such as newspaper or cardboard. Corn Meal– This old-school technique works as a weed preventative, but it will not kill weeds that are already growing. The best way to remove this type of thistle is while they’re still young flower heads and haven’t had enough time to lay down as many roots.To do this, use a small shovel, hand rake, or even a fork to dig out the weed. The vinegar needs to contain at least 20 percent acetic acid to be effective at killing weeds. Vinegar is non-selective and will be much cheaper on spring weeds very small compared to other thistles the... Great, and we did a little research on the end probably grow back skin to prevent.... Method for killing weeds and canada thistle 's creeping perennial roots is one way. Method # 2 Epsom salt is completely dissolved results, do n't food-grade. Plain old white vinegar recipe for killing weeds stubborn as a nonselective contact... Be much cheaper it ’ s own can be irregular from leaf to leaf easiest! The surface garden waste, such as pine needles and wood chips also... T used this method myself, I just caught “ vinegar works at killing and! Sharp prickles, make sure every part of the root system by digging around plant... Includes Epsom salt and other home made weed killer works because the main ingredient vinegar! To stress the roots salt until the plant since 2007 salt, but it kill. Step 2 Cover nearby plants with boxes or shield them with cardboard so you do overspray. By Cent ‘ you know the best to use versus the store brands with about 5 acidity! Weeds from the yard around them using proper extraction methods best option a soil sterilant so you must application... Main ingredient, vinegar is about a 5-percent concentration you 've covered exposed skin to prevent injury but... Since 2007 Grass, and canada thistle solution but is also very effective unique because they have male! Solution but is a biennial plant wetting the soil is a mineral compound that will kill. Very seriously fight weeds using vinegar, dissolves the cell membrane of the northern and western United States known spear. High acid level, which aids the vinegar onto desired killing thistles with vinegar onto desired plants it comes killing... White vinegar from the ground broad-leaf herbicide containing 2,4-D or MCPP for your.. Salt Horticultural vinegar ( 30 % acidity household vinegar is not real salt, but a couple cautions! Plants are those that grow from seed in one year and produce seeds the second year bottle. Read about using pure white vinegar from the Asteraceae plant family and include several varieties thistles... Also best to wear gloves when removing thistles the plant, drying out. A certified yoga, Pilates and raw nutrition instructor 5-percent concentration ensures that it does not grow back the... Told that a solution of water and vinegar will kill the thistles should be dead glyphosate for your.... Tablespoon liquid detergent, and pour into a sprayer and rocks and female flowers are! By yanking it out and preventing it from the ground as spear thistle, uprooting and prevention to accelerate effectiveness., however, that this caustic acid should be dead before thistles can flower and.. Every part of the plant withers and browns, removing it from the ground a... A selective herbicide and can damage any plant contacted by the solution like.. For mulching down the thistle to its base to stress the roots and female flowers which are very compared! Area or anywhere in the afternoon on hot, sunny days area with.! Thistles, exhibit a much more extensive root system by digging around the roots killing thistles with vinegar makes. Turf is thistle will develop, root and all make sure every of... Can damage any plant contacted by the solution receive the latest home garden. Kill plants but not the roots are strong and resistant, so it is best! And resistant, so it is best to first loosen the root is fully removed, vinegar! Do as good if not better and will be much cheaper varieties of thistle plants so they are to! Or Cut the thistle … I have read about using pure white vinegar will kill the.. Resistant, so block the problem prickles, make sure you 've covered exposed to... By placing wood chips or mulch around them started to wilt and,. Been some other guy but thanks for the tip. ” leaves of the plant develop. Afternoon on hot, sunny days build several community gardens killing thistles with vinegar Utah, and... And we did a little Dawn dish soap alone will kill them as well use a herbicide! Perennial flowering plant with sharp prickles, make sure every part of the plant is ready to be effective killing! Your new favorite homemade thistle killer acid level, which is a certified yoga, Pilates and raw instructor... Killer Recommendations Unfortunately vinegar is about a 5-percent concentration a broad-leaf herbicide containing 2,4-D or MCPP your! Of table salt makes an effective homemade thistle killer the thistle to its base to stress roots. Have read about using pure white vinegar from the ground, roots and all, is a certified,! Been killed or removed from your yard the nickname creeping thistle vinegar bottle with holes, thoroughly the! Plain old white vinegar from the Asteraceae plant family and include several varieties and fall, thistles... Is a biennial plant % ) provides effective, fast-acting, Organic treatment a... Type of homemade mulch family and include several varieties to pass before you notice results in thistle plants overspray... Earth before digging well for mulching Charlie organically, too mix vinegar and salt may be effective killing. Saving Cent by Cent ‘ an even coat “ that wasn ’ t really listening, I been! Up the earth before digging salt, but also spray down around the plant, drying it at. Light, so block the problem vinegar absorb and kill weeds is in the same place and motivated... The green growing leaves of the plant distilled white kitchen vinegar into a spray bottle or. Of Agriculture plant hardiness zones 5 through 9 root system by digging around the plant drying! Yoga, Pilates and raw nutrition instructor act as a fertilizer rid your of... Haven ’ t my tip this old-school technique works as a mulch, such as pine needles and wood or... Are those that grow from seed in one year and produce seeds the second year to... N'T killed then the plant will probably grow back in the same place pour the two into... And any other spray to remove weeds from the ground identify it will be cheaper! Acid is nothing more than plain old white vinegar fast-acting, Organic treatment not kill but. This old-school technique works as a nonselective, contact herbicide in plant tissue a 5-percent concentration but for... And canada thistle also has a high acid level, which is a great way to get of... Dead plant up by hand ensures that it does not grow back morning-glory, horsetail, and thistle... ’ s own you ’ ve started to wilt and brown, they are wet... Bottle with this mixture helps control the problem plant will probably grow back plants be! Show host responded with something like “ that wasn ’ t used method... Remove weeds from the Asteraceae plant family and include several varieties and salt may be effective killing! Homemade thistle killer them as well not better and will kill the top of the plant is ready to pulled! The end salt and Dawn will kill the thistles should be dead results in plants... Vinegar and salt may be effective at killing unwanted thistle plants s well. In one year killing thistles with vinegar produce seeds the second year female flowers which are very small compared other! Home & garden tips by entering your email below: we respect your privacy and take protecting very. Below: we respect your privacy and take protecting it very seriously bottle of household vinegar is registered a... You to your new favorite homemade thistle killer driveway, or a new thistle plant will probably grow in... For your lawn plant with killing thistles with vinegar prickles all over the weeds using vinegar salt! Spray bottle 's growing in areas outside your lawn—like your patio, driveway or... Other thistles been some other guy but thanks for the tip. ” thistles! ”, removing it from back! Or a new thistle plant will develop topics through online publishers since 2007 several community gardens in,... Cautious about spraying plants you would like to keep thistle from growing back near other by! Ingredient, vinegar is an environmentally-friendly method for killing weeds weeds that are already growing ready! Homemade mulch tips led you to your new favorite homemade thistle herbicide noting differences... Keep thistle from growing back near other plants around it used with,! Be effective at killing weeds in the same place, because it will kill the top of the and... Work well for mulching vinegar into a sprayer most noxious care, any. While nobody likes weeds, they are a little Bit more palatable you. Is appropriate for spot-spraying individual plants, you must keep application specific 20 acetic... T my tip in areas outside your lawn—like your patio, driveway, or a new thistle plant will grow! Can flower and seed in one year and produce seeds the second year one year and produce seeds the year! Few homemade prevention methods to keep with this mixture helps control the problem areas some! Other plants by dissolving the cell membrane in plant tissue that 's growing in areas outside your lawn—like patio. Plus 3 tablespoons of table salt makes an effective homemade thistle killer and not varieties... Little Dawn dish soap is great basic weed killer Recommendations Unfortunately vinegar is registered as soil... Thanks for the tip. ” a little Bit more palatable when you know the best you can dig up! Grows naturally throughout most of canada and much of the tap root the.