Parthenium Weed Control

Foliar Garden

Parthenium Weed Control: How to Prevent an Infestation of Parthenium Weed

Parthenium weed is a plant that is causing major problems in the United States. It has been found to make the environment around it toxic, making it difficult for native plants to thrive nearby. In other areas of the world, parthenium weed has been reported in 10% of wild areas. The seeds are very hardy, and can germinate even after being buried under 20 inches of soil.

This article will give you an overview on how you can control parthenium weeds without having them take over your lawn. This includes what parthenium weeds look like and where they commonly grow.

What Parthenium Weeds Look Like

Parthenium Weed Control
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Parthenium weed is a low growing, poor-quality turf-grass that can be found in nearly every state. This weed has already taken over 2 million acres of prime agricultural land and has been reported in over 200 countries around the world. Bluegrass, forest, and residential areas are usually where this weed first shows up. It does not have any known natural predators, so it can spread very quickly once introduced to an area.

Where Parthenium Weeds Grow

This weed grows in many environments and climates. It has been reported on sandy hillsides, plains, and even cultivated cropland. It can grow in both the northern and southern parts of the United States. Parthenium weed does not handle cold winters very well.

In areas where parthenium is not native, it is often planted as a lawn grass to take over other native plants. It can also be a primary seed source for invasive species such as Italian ryegrass and Kentucky bluegrass.

How to Control Parthenium Weeds From Taking Over Your Yard

There are many ways to control parthenium from taking over your yard. Many people use beneficial insects to control their populations. But, this is not recommended. Here are some control methods you can use to rid your yard of parthenium:

Limit mowing

This is the best method for controlling this weed. Minimal mowing will keep the seedlings from having enough light to germinate or grow. If you mow your lawn less than once in two weeks, your chances of having parthenium weed take over your yard approach 0%.


Parthenium weed can be easily removed by hand. This can be done when you mow your lawn, or before it starts growing.


Parthenium weed seeds are much easier to remove from your yard if you rake the soil beforehand. This will get rid of most of the seeds and seedlings in one pass through your yard or garden.

Hand pulling

If parthenium weed is too numerous for you to remove by hand, use a ripper or razor to remove the plant from your garden.

Dandelion Control

Dandelions are an excellent choice for controlling large communities of small weeds growing in your yard. This can be done throughout the majority of the year. It will enhance the appearance of your lawn, so consider it before you make any changes.


Mulching increases your organic matter content and improves the ability of organic compounds to inhibit seedling germination.

Using an Herbicide

If you are committed to controlling parthenium weed in your yard, you have a couple options for removing it completely. You can use a weed killer (like Roundup) or you can use a spot spray that is made specifically for controlling this plant.

Itching With Copper Sulfate

This will eliminate 50% of the plant. Foliar applied copper-This can be used on a large scale to control parthenium at the end of the season. It works by limiting seed germination by reducing protein content in seeds and lowering nitrogen availability.


Parthenium weed can be eliminated by using an organic herbicide like BioSoil anti-weed herbicide. It breaks down the plant’s cell walls and leaves the plant unable to survive and grow.

Use Roundup

This is the most popular herbicide and can be used both before and after parthenium has established in a garden. Roundup will control both seeds and young plants. This is a non-selective herbicide, so it will take out any other plants it comes into contact with as well.

Weed killer

This herbicide can be used to kill parthenium in your yard. It is used to treat young plants and seeds, so it will not kill mature plants.


You can mix the seed of a new grass with the existing seeds. This will help you eliminate existing weeds like parthenium weed from your yard completely.

Natural Herbicide for Parthenium Weed

Here are some homemade herbicides you can use to kill parthenium weed in your yard:

Aerate or hoe the soil before planting it. This will help the new grass take hold quickly and reduce the chances of invasive weeds like parthenium weed taking over your yard. You can also lightly pull the weeds out of your yard before mowing it. This will stop new seeds from growing in your lawn. Be sure to wear appropriate clothing as this will make your skin more susceptible to this herbicide.

If you use herbicides, repeat applications may be necessary to completely control parthenium weed. After a month, see if you have been successful in killing the weed or if the situation is worse than before. You will have to keep your eye on this invasive plant if you are trying to remove it from your yard.

Parthenium Weed Control

Parthenium Control – Seasonal Parthenium control is usually needed from May through June, when the plant is in its seedling growth stage. Weekly sprayings are recommended for best results. Parthenium weed control should end in late summer or early fall when seeds begin to drop from plants and die off for the season.

Parthenium Control – Summer The ideal time for parthenium control is in late summer and early fall, when the plant begins to produce seeds. At this stage, you can spray your entire yard with a selective herbicide to destroy existing weeds and prevent seed formation.

Parthenium Control – Fall Parthenium control should begin during the late summer months (August and September) after the seeds have matured and dropped from the plant. After several weeks of growing new shoots, it will be time to treat these as well. This is when you should use a selective weed killer on your parthenium weed problem.

Parthenium Control – Spring Parthenium control should be done between the months of May and June. This is when parthenium weed germinates, so it is vital to keep this weed from spreading in your yard. Be sure to use a selective herbicide that will target parthenium weed but not other plants in your yard.

Parthenium Weed and Your Lawn

Many people are under the assumption that parthenium weed can be spread by mowing your lawn. This is not the case, and you do not need to treat for this plant unless it appears in your lawn or garden area. Parthenium weed is primarily present in the vicinity of your home and not typically found on your lawn.

You can use a selective herbicide to treat your yard and garden area if parthenium weed appears there. It is a lot easier to control parthenium weed in this area than it is if it has made its way into your lawn. The main reason for this is that you will have much better access to the weed with a garden sprayer or other similar product. If you are treating a large yard, you will need to cover more ground with these products than you can do in an enclosed garden plot.

A common concern with using herbicides on your property is the possibility of exposing them to children and pets. There are no known side effects to herbicides for humans, but there is a concern about the potential for these chemicals to be harmful to pets and small children. This is not the case with parthenium weed control in this case, as you will be using very safe products when applying these chemicals.

As mentioned earlier, one of the most effective way to control parthenium weed is by using an organic herbicide like BioSoil. This is an effective way to treat parthenium weed without having to use a potentially harmful chemical on your property. You would not have to touch any of your crops or other plants after spraying it either, helping you reduce the chances of accidental damage with these chemicals. It is a safe and effective way to control parthenium weed in your lawn or garden without damaging other plants in the process.

BioSoil is effective against many other types of weeds as well, making it one of the most popular herbicides in this space. It is easy to apply, non-selective and highly effective for controlling weeds. This makes it perfect for use on your property even if you are using a herbicide that will affect your entire lawn. You could simply spray the BioSoil around your house and garden, leaving the rest of the grass untouched by this product. It is highly effective for controlling parthenium weed and other unwanted plants in your garden. You can also use it to kill grass seedlings if you have a strategic approach to the problem.

Before applying BioSoil, be sure to start with strong and repeated irrigation for just a couple of days, then let your lawn rest for a few days before re-watering it again. This will allow any moisture in your soil to evaporate, making sure that the herbicide has time to work properly against any weeds that may have grown since the first application. It will also make sure that parts of the lawn receiving this treatment recover more quickly than parts of the yard left untreated when using an organic herbicide like BioSoil. This will give you the best results with this product when dealing with parthenium weed in your lawn.

Be sure to handle your parthenium weed problem quickly so that the herbicide or other method of control can work as intended. Using a product like BioSoil will make sure that you have great results, and this is not a problem if you use it correctly for parthenium weed control. Take care of your parthenium weed problem quickly by using an organic herbicide since it will also kill any seeds forming in the lawn as well. This effective herbicide from DEKALB is easy to apply, making it a top choice among many homeowners for this type of application for parthenium weed control.


If you have parthenium weed invading your lawn or garden, the best way to control it is by using an organic herbicide like BioSoil. This is a safe product that will not have any harmful effects on the grass or other plants on your property. You can use it on a broader scale than you can with some products because it is non-selective and effective against many different types of weeds. This makes it one of the most popular choices among homeowners for effective weed control in these areas. If you want to keep your home looking beautiful without destroying your yard, a product like this is exactly what you need to help get rid of parthenium weeds once and for all.