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Southern 1 -Gallon Trigger spray Pre-Emergent Lawn Weed Killer

Ratings & Reviews for BioAdvanced Southern 1 -Gallon Trigger spray Pre-Emergent Lawn Weed Killer

3.7
216
Review
 3.7 out of 5
216 Reviews


71% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

The product has had mixed results, with some customers finding it effective at killing broadleaf weeds without harming the lawn, while others reported it did not effectively kill weeds or even damaged the lawn grass. The effectiveness seems to depend on the specific grass and weed types present. Careful application and following instructions is recommended, as the product may not be suitable for all southern lawn grasses.

Customer review summary generated by AI, including incentivized reviews.
216 Customer Reviews

An annual favorite

Would Recommend
June 23, 2026
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Fantastic! Thank you for your review of BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareJune 23, 2026

BayerAdvanced

I hate weeds.

Would Recommend

I bought this on clearance at my local Lowe’s store and intend to use it to spot spray weeds in the yard. It couldn’t be any more convenient with the sprayer already attached and the chemical in a RTU (ready to use) concentration. I spray the problem weeds and then wait a few days before mowing.

May 22, 2026
Verified Purchaser
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Response from Bayer Advanced Customer Care

We are thrilled to hear of your positive experience and appreciate your review of BioAdvanced Southern Weed Killer for Lawns! -Madison Read More

Bayer Advanced Customer CareMay 22, 2026

BayerAdvanced

Easy to use!

Would Recommend

Product works as described.

May 7, 2026
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Great! Thank you for taking the time to share your positive experience with BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareMay 7, 2026

BayerAdvanced

product are very good

Would Recommend

kill my weeds

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Response from Bayer Advanced Customer Care

Great! We appreciate your review of BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareApril 28, 2026

BayerAdvanced

good

seems to work well

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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success! -Prisilla
Read More

Bayer Advanced Customer CareApril 23, 2026

BayerAdvanced

Grass only

Would Recommend

Gets rid of weeds exactly as described. The nozzle is very comfy and setup is very easy.

March 25, 2026
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

That is wonderful to hear! Thank you for taking the time to share your positive experience with BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareMarch 25, 2026

BayerAdvanced

Great product, kills weeds as described.

Would Recommend

This product worked great for me. I do recommend it!! And it was on sale when i purchased it...a win win.

March 25, 2026
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

That is wonderful to hear! Thank you for sharing your success with BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareMarch 25, 2026

BayerAdvanced

Product worked as stated and killed dollar weed.

Would Recommend
November 2, 2025
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Magnificent! Thank you for sharing your success with BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareNovember 3, 2025

BayerAdvanced

Should be used in a bundle of weeds to save grass.

Would Recommend

Weed Killer always gets rid of weeds in lawn. Use it

September 4, 2025
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful, Caleb! We appreciate your review of BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareSeptember 5, 2025

BayerAdvanced

Kinda works

It works with multiple applications. In my case, weekly. Your mileage may vary.

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Response from Bayer Advanced Customer Care

Great! Thank you for sharing your positive results with BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareJuly 6, 2025

BayerAdvanced

Be sure to wear gloves and protect yourself.

Would Recommend

I like this product because it 's easy to use , just hook it to the hose and spray.

May 30, 2025
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Marvelous! Thank you for sharing your positive experience with BioAdvanced Lawn Weed Killer! -Madison Read More

Bayer Advanced Customer CareMay 30, 2025

BayerAdvanced

Didn't work for me...

Would Not Recommend

This didn't work for me. Some tall weed bent over, but didn't die. I soaked the weeks and grass well, and waited a week with no rain or water. It didn't really do a thing to the weeds.

March 30, 2025
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Terrific! Thank you so much for sharing your experience with BioAdvanced Lawn Weed Killer! - Danni Read More

Bayer Advanced Customer CareMarch 31, 2025

BayerAdvanced

This seemed to have work very good on dollar weed

Would Recommend

This works much better than the spectracide that I bought

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Response from Bayer Advanced Customer Care

That is amazing! I am thrilled to hear of your positive experience with BioAdvanced Lawn Weed Killer! Thank you for your review! -Madison

Bayer Advanced Customer CareMarch 20, 2025

BayerAdvanced

Would Not Recommend

Spent 45min spraying my 1/4 acre yard. The container is still completely full.

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Response from Bayer Advanced Customer Care

I am very sorry to hear of your frustrating experience with BioAdvanced Lawn Weed Killer. Please be assured that this is not the intended experience ...

Bayer Advanced Customer CareDecember 18, 2024

BayerAdvanced

Too expensive for results received.

Still waiting after one week, for clover, dollar weeds and other weeds to die, they have multiplied.

November 19, 2024
From 32 -fl oz Hose end sprayer Concentrate Pre-Emergent Lawn Weed Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

I'm sorry to hear that you were not satisfied with BioAdvanced Lawn Weed Killer. When using this product, it can take up to 2 weeks for complete ...

Bayer Advanced Customer CareNovember 20, 2024

BayerAdvanced

Weed killer ! Worked just as advertised . Thanks

Would Recommend
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Response from Bayer Advanced Customer Care

Marvelous! I am so glad to hear of your success with BioAdvanced Lawn Weed Killer! Thank you for your review! -Madison Read More

Bayer Advanced Customer CareJuly 26, 2024

BayerAdvanced