How To Treat Common Lawn Weeds In Illinois

Treat Common Illinois Lawn Weeds

Find out how to treat common Illinois lawn weeds in your yard & prevent future weeds from growing with preventative pre-emergent & post-emergent treatments.

Dandelion Lawn Weeds Treat Dandelion Lawn Weeds

How To Treat Dandelion Weeds:

Dandelions can spread and grow rapidly. It is best to begin treating your lawn in the Spring with a weed pre-emergent to prevent any seeds from germinating. 

Weed Treatments should continue to be applied throughout the Summer & Fall using a post-emergent herbicide safe for grass.

❓ Did You Know: Each Dandelion plant can produce up to 15,000 seeds. These seeds are easily carried by the wind, which is why they can take over a lawn in no time.

Learn To Identify Dandelion Weeds

Plantain Lawn Weeds Treat Plantain Lawn Weeds

How To Treat Plantain Weeds:

Use a commercial post-emergent herbicide to treat plantain weeds. It is best to look for a product containing 2,4-D; however, several other chemicals are effective.

We use a commercial 3 Way Weed Spray (a combination of 3 different herbicides) to attack the weed in multiple ways.

✅ Pro Tip: The best time to remove plantain weeds is before they flower. Otherwise, spreading can occur more quickly.

Learn To Identify Plantain Weeds

Bull Thistle Weeds Treat Bull Thistle Weeds

How To Treat Bull Thistle:

When treating Bull Thistle Weeds, it is best to use a 3 Way Spray, including chemicals including 2,4-D & Dicamba. 

If the thistles are small, it is best to add a Surface Surfactant to the spray. 

✅ Pro Tip: You can also dig thistles out by hand easily with a weed removal tool. Just be sure to wear gloves.

Learn To Identify Bull Thistle

Clover Grass Weeds Treat Lawn Clover In Your Grass

How To Treat Lawn Clover:

It is best to treat clover weeds with a 3 Way Weed Spray. This 3 Way Spray is a combination of herbicides including 2,4-Dichlorophenoxyacetic Acid (or 2, 4-D) & Dicamba. 

Adding a Surface Surfactant (which acts like a "glue" to bind spray to plant surfaces) to the spray will increase the application's overall efficiency. 

⚠️ Important Note: Clover Weeds can come back after being sprayed & treated and even after appearing dead. Your lawn may need multiple treatments to get rid of clover.

Learn To Identify Lawn Clover

Prostrate Knotweed Treat Prostrate Knotweed

How To Treat Knotweed:

Keep up with Prostrate Knotweed by removing it often, and you should take precautions in advance. Otherwise, weed can be difficult to control.

Chemical lawn treatments should consist of a 3 Way Spray with a combination of herbicides including 2, 4-D & Dicamba.

✅ Pro Tip: If you have a pollen allergy, be sure to wear a mask when removing weeds in their bloom season.

Learn To Identify Prostrate Knotweed

Speedwell Lawn Weeds Treat Speedwell Weeds In Your Grass

How To Treat Speedwell Weeds:

A pre-emergent spray should be used in the Spring before the weed has germinated to treat speedwell weeds. Post-Emergents should be applied when speedwell weeds are actively growing. 

Keeping your lawn thick & dense lawn will help prevent other plants from invading. 

✅ Pro Tip: Pulling Speedwell from your lawn is a bad idea, as leaving even a small single piece of the root system can cause new plant growth.

Learn To Identify Speedwell Weeds

White Clover Weeds Treat White Clover

How To Treat White Clover:

For White Clover weeds, it is best to use what the lawn care industry calls a "3 Way Weed Spray." This spray is a combination of herbicides including, 2,4-D & Dicamba.

Including a surface surfactant will make the application stick to the weeds better for more effectiveness.

Clover can come back after spraying even if it appears dead, so it's essential to remember your lawn may need multiple treatments to kill clover weeds.

✅ Pro Tip: Clover is most vulnerable to treatments when it has flower heads.

Learn To Identify White Clover

Wild Violet Weeds Treat Wild Violet Lawn Weeds

How To Treat Wild Violet:

To treat wild violet in your lawn, use an herbicide containing 2,4-D & Dicamba. We use a 3 Way Weed Spray combination with added Surface Surfactant to treat wild violet with the most effectiveness.

Wild Violet can come back after spray even after appearing dead. Your lawn may need multiple treatments to remove this lawn weed thoroughly.

Learn To Identify Wild Violet

Yellow Wood Sorrel Weed Treat Yellow Wood Sorrel Weeds

How To Treat Yellow Wood Sorrel:

For treating Yellow Wood Sorrel, the most effective solution is a non-selective weed treatment containing Glyphosate. 

Chemicals should only be spot applied by a professional to sorrel weeds, so no turf damage occurs.

Did You Know: Yellow Wood Sorrel, when ingested in large quantities, can be toxic to pets, such as cats and dogs.

Learn To Identify Yellow Wood Sorrel