8 Best Weed Killer Safe For Dogs 2020 [Guide & Reviews]

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The best weed killer safe for dogs. Most of the weed and grass killers you buy are filled with harsh chemicals. They are damaging to cultivated plants and dangerous to your dogs, humans, and other living organisms, as well as the environment.

Chemicals residue will end up in the water system and contaminating them. These buildup in the waterways will cause harm to all life and environment.

If your dogs, your cats, kids, or wildlife come in contact with the grass and weed killer poison, it can be absorbed through the skin within 12 hours. You should be aware that your children may put their hands to mouth and may ingest the poison from the weed killer.

Your dogs may actively lick these poison off. A chemical herbicide is not safe for use around living beings.

That is why you should consider applying the best weed killer safe for dogs. If they are safe for dogs, they are safe for cats, other pets, and humans too.

What is the best weed killer safe for dogs?

Before you waste your money, time, and effort on natural weed killer products that will not work, you need to do some research. Will the product may pose a risk to your dogs or cats or other pets and humans?

One thing for sure, glyphosate is one chemical component that you should avoid. Read on the package about the ingredients of the product.

If it does contain glyphosate, you should stay away from that product. These are the list of ingredients you should avoid:

  • Glyphosate
  • 2,4-D – This herbicide may cause diarrhea, loss of appetite, and sickness when ingested by your dogs
  • Sethoxydim – Cause illness when ingested by your dogs

You should select a weed killer product that is OMRI certified. If the product is OMRI approved, The Organic Materials Review Institute (OMRI) certification determines which input products are allowed for use in organic production and processing. These products are permitted for use in certified organic operations under the USDA National Organic Program.

It would be best to choose a vinegar-based weed killer which is safe for your dogs and humans.

Another one is a dog-friendly weed killer containing botanically-based oils, such as lemon oils, orange, and clove. These oils control weeds by breaking down the protective leaf cuticle. Weeds cells will start leaking.

Many soaps can be applied as dog-safe, post-emergent herbicides. They contain fatty acid salts that penetrate and disrupt the plant cells. This process will make the foliage dry up and die.

Seawater or table salts are also effectively killing weeds by causing the tissues to dry out through osmosis.

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1. Ortho Groundclear Weed & Grass Killer Ready-to-Use

This weed killer has many good testimonials from verified purchasers. After applying this Ortho weed killer (herbicide), you can be sure to walk your dogs or cats and let them play on the lawn or garden.

That is why it is approved by the Organic Materials Review Institute (OMRI) for organic gardening. According to the package, you can expect results in as fast as 15 minutes.

Many testimonials also confirm these results that it does work in 15 minutes. Weeds are certainly killed within 24 hours according to statements of purchasers.

The herbicide product works by killing the leaves on the weed, and it does not give poison to the weed roots. You can confirm this by noticing that this product does not affect nearby plants.

You can start applying this weed killer quickly by using the wand for use around vegetable gardens, on hardscapes, and landscape beds. The price is also affordable, and you can find this product very useful.

2. Natural Armor Weed and Grass Killer All-Natural Concentrated Formula

This Natural Armor non-toxic weed and grass killer product is an all-natural concentrated formula that can eliminate more than 250 grass and weeds species. You can undoubtedly stop weeds plants and grasses in their tracks.

This product works very quickly (within 24 hours), and leaves begin turning brown within hours. It needs a sunny day (65°F and warmer) to work. It will not harm your kids, dogs, or cats everywhere because this weed killer does not contain Glyphosate.

This Natural Armor Weed And Grass Killer is easy to use. All you have to do is to spray and go without messy mixing. You can expect results in a couple of hours.

After application, you can start re-plant your new plant in just seven days. It is a fast and effective weed killer.

You can apply this product at any location where you do not want vegetation:

  • Flower beds, grave, mulch beds
  • Good for shrubs, trees, pool, pavers, patios
  • Barns, wells, walkways, pathways, rock walls
  • Edging, water system, foundation, and fencing lines

3. Espoma Organic Weed Preventer

This 100% organic Espoma Organic Weed Preventer product is one choice for vinegar-based weed killers. It is a weed and feed product that is made from corn gluten meal.

You can apply this weed and feed without worrying about harming your dogs and humans. You can start using it by spreading evenly on established plants to kill weeds and feeding those plants at the same time.

You could prevent future weeds by dusting with this Espoma product every forty-five days. It is easy to apply, and you can provide your lawn green color lawns and kill weeds.

It comes in a granule formula, and you can apply it twice a year in the spring and fall for the best results. Your dogs can play right away after application.

4. Dr. Earth Final Stop Weed & Grass Killer Herbicide

If you apply this Dr. Earth weed killer as directed, you do not have to worry about the safety of your dogs and kids to play. This weed killer is a vinegar-based product derived from garlic oil, organic acids, and essential oils.

OMRI has approved it for organic use. The formulation is designed to kill broadleaf weeds, foxtail, and crabgrass. These weeds will be executed to its root so they will not come again.

Each gallon of application can cover about 5,00 to 1,000 square feet of lawn or garden. You must do three to four sprays per weed with two applications 24 hours apart. For some weeds, it will kill them in just 15 minutes, according to a few verified purchasers.

5. Preen Vegetable Garden Weed Preventer

This Preen weed preventer can prevent weed in ground cover, shrubs, trees, flower beds for at least four to six weeks. The ingredients are derived from corn gluten to stop the growth of unwanted weeds.

Your dogs and kids can play in the garden or lawn after the application.

It is recommended to weed the area when all the vegetables are. Start by sprinkling Preen Vegetable Garden Organic Weed Preventer evenly over the soil surface.

The rate of one application is 5 pounds per 250 square feet. Water the top one to two inches of soil to activate the product.

Do not water for at least two to three days. If you want to prevent weed continually, reapply every thirty to forty-five days.

6. BioSafe Systems BioSafe Weed Control Concentrate

EPA and OMRI approve this Biosafe weed control concentrate for organic and safe use. This means that it is safe for your dogs and kids after the application.

This Biosafe weed control has a fast-acting formula that can kill weeds and grasses in just two hours. You can plant over in only four days. You do not have to worry about ruining nearby crops, flowers, and plants.

For each two fluid ounces application, the concentration can cover 200 square feet.

It is recommended to wear a face mask to avoid getting lung irritation. The weeds are brown in 30 minutes according to few verified purchasers. If weeds grow back, just re-apply. As you apply more times, the grasses and weeds succumb.

7. Green Gobbler Vinegar Weed & Grass Killer

This Green Gobbler natural weed killer does not contain glyphosate do it is free of chemical that is commonly found in herbicides. It is certified for organic use.

It is a vinegar-based solution, and it is safe for your dogs and cats pets as well as humans. Even without chemicals, weeds will be killed in a matter of hours.

The weeds are brown and appear dead, but the roots are may still be alive. You may need to re-apply this weed killer periodically.

If you see moss, dandelions, clover, or crabgrass in residential areas or agricultural areas, you can remove weeds with this natural weed killer.

If you purchase this weed killer, it will be ready to spray straight from the bottle. Each one gallon can cover up to 1,200 square feet.

Before applying this weed killer, you should be advised to cover the cultivated plant. Because the ingredient is non-selective, it will kill your plants as well.

It comes with a thirty-day unconditional money-back guarantee.

8. Doctor Kirchner Natural Weed & Grass Killer

This Doctor Kirchner Natural Weed And Grass Killer have the ingredients of the combination of soap, seawater (salt), and high-strength vinegar to kill weeds and grasses within hours. The soap is used to increase the effectiveness of the weed killer.

Since the high strength vinegar is a natural non-selective herbicide, it can kill any plants in its way. If you use on weeds around vegetable gardens or flower beds, it would be easy to apply. You can also kill weeds between pathways and patio stones. It would be recommended to use on lawns.

You can wait until the area of application gets dry, your dogs, cats, and kids to play around. You do not wear added protective gear while using the weed killer.

Frequently ask question

Is there a dog-safe weed killer?

  • Vinegar: Cider is a natural and homemade weed killer. It consists of acetic acid, that effectively kills the leaves of the weeds. You must apply vinegar multiple times to matured weeds to deplete their energy reserves.
  • Hot water: Boiling water can kill weeds. It is inexpensive, with no harmful chemicals. Pour the boiling water to certain areas with weeds. Make sure you get really close to the weed and gently pour the hot water.
  • Salt: Table salt is a big help in killing weeds or unwanted plants and prevent their future growth. Drop a pinch of salt at the weed’s base.
  • Chilli pepper and sugar: Apply sugar to the base of the targeted weed to stop its growth. Mix sugar with chili pepper, to make sure that the sugar does not attract pests.

How long after lawn treatment is it safe for dogs?

Keep your dogs away from treated lawns. When you treat your lawn with a weed killer, please keep your dogs and children away from the lawn or garden for about twenty-four hours. Wash your dog’s lower body, the belly, and legs area, and you should assume the weed killer came in contact with the treated grass.

When is the best time to apply organic weed killers safe for dogs?

For the best results, natural weed killers safe for your dogs work best during several days of dry weather. Rainwater can rinse the natural herbicide from the surfaces that you want to treat.

Any residual effects of the weed killer will get diluted by the rain, which will make it inefficient.

A weather-timing situation like the wind can create the weed killer drift. This condition can distribute the weed killer onto other areas of your landscape and killing your cultivated plants.

What is an organic weed killer?

Weed killers or herbicides may be inorganic. They may contain harmful chemicals. An organic weed killer meaning the product is made from compounds that are derived in nature.

Commonly organic herbicides break down quickly that leave no residual effects and usually are low toxic. They are gaining in popularity because of environmental and health concerns.

Organic herbicides can be expensive and might not work in every situation. The results are sometimes temporary, and a re-application must follow.

They are non-selective, meaning you have to be careful when applying. Avoid touching your cultivated plants.

Henry Kaswandi, SS, M.Kom.

I had been doing gardening for the last 18 years. I enjoy writing reviews of many products and about gardening to give better experiences and accurate information.