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1.3 -Gallon Ready to Use Pre-Emergent Brush Killer

Ratings & Reviews for BioAdvanced 1.3 -Gallon Ready to Use Pre-Emergent Brush Killer

4.1
2928
Review
 4.1 out of 5
2928 Reviews


67% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise the product's effectiveness at killing brush, weeds, and poison ivy, with many reporting visible results within days and long-lasting prevention for over a year. The battery-powered sprayer is frequently cited as a major convenience that enhances usability and application consistency. Most reviewers emphasize it works where other products failed, particularly for tough vegetation and invasive species. However, some customers report no visible results even after multiple applications, with a few noting delayed effects or sprayer clogging issues. Overall, most consider it highly effective despite occasional inconsistent performance.

Customer review summary generated by AI, including incentivized reviews.
2928 Customer Reviews

Works Great!

We have several of these and they work well.

September 9, 2026
Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 10, 2026

BayerAdvanced

Easy to use and gets the job done!

[This review was collected as part of a promotion.] Very easy to use and gets the job done! This spray was honestly very easy to use- just attach to the hose and you’re ready to go. It works great for those tougher weeds like poison ivy and oak that pop up near the trees and wooded areas and you can spray far enough away that you aren’t getting too close. It comes in a large enough bottle that it treats a big area of our woods and is dry within a few hours!

September 9, 2026

From BioAdvanced

Response from BioAdvanced

Thank you for sharing your experience! It is wonderful to hear that the hose-end design provided convenient reach for wooded areas and effectively tar... Read More

BioAdvancedSeptember 9, 2026

Good product

I bought this about 3 weeks ago works good on. Poison ivy. Other poisons weeds..

September 9, 2026
From 1 -Gallon Brush Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 11, 2026

BayerAdvanced

Like the concentrate

Would Recommend

I bought this weed killer in hopes that it would go further than the 1 gallon bottle. The gallon works good but get tired with all the hand pumping. So I went with a bottle this time saving my hand on the pumping. Once I get a working bottle I'll use it and see how it does

September 9, 2026
From 32 -fl oz Concentrate Brush Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Great! We're glad to hear of your positive experience with BioAdvanced Brush Killer Plus. Thank you for taking the time to share your success! ... Read More

Bayer Advanced Customer CareSeptember 10, 2026

BayerAdvanced

Great product!

This product is the first I found that will kill Virginia creeper – the container covers a wide area, the automated spout is very convenient, and the weeds do begin to wilt within an hour or two.

September 8, 2026
Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 14, 2026

BayerAdvanced

Works good

Would Recommend

I’ve used this one before and it does work pretty darn good

September 8, 2026
From 1 -Gallon Brush Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 9, 2026

BayerAdvanced

easy

easy and simple to use had near perfect take down of all vegetation would definitely buy again

September 8, 2026
From 32 -fl oz Brush Killer Verified Purchaser
Was this Review Helpful ?
Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 9, 2026

BayerAdvanced

Effective

[This review was collected as part of a promotion.] Worked great on an area where poison ivy was starting to appear near my steps. One treatment and it killed off the ivy and weeds but didn’t damage my garden plants. Easy to use sprayer bottle, no dripping, stores nicely.

September 8, 2026

From BioAdvanced

Response from BioAdvanced

Clearing away poison ivy right next to your steps without harming your nearby garden plants is a huge relief! It is great to hear that the sprayer mad... Read More

BioAdvancedSeptember 9, 2026

Works Well, but Takes Some Patience

[This review was collected as part of a promotion.] BioAdvanced Brush Killer Plus Concentrate has worked pretty well for controlling tough brush and unwanted growth around my property. It’s easy to mix and apply, and I like having the concentrate because a little product can cover a decent-sized area. It did a good job on several types of brush and weeds, but the results weren’t immediate. Some areas took a while to show noticeable dieback, and a few tougher spots needed additional treatment. O...

September 7, 2026

From BioAdvanced

Response from BioAdvanced

Conquering dense, stubborn brush requires serious power, and we are glad the concentrate gave you great coverage and value for your property! Brush ki... Read More

BioAdvancedSeptember 9, 2026

Works amazingly!

We love this product first behind our fence!

September 7, 2026
From 32 -fl oz Concentrate Brush Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 9, 2026

BayerAdvanced

Endurance is still a question mark

[This review was collected as part of a promotion.] I was excited to get this product for a small area that is just getting out of hand. It worked great with the first treatment but when the grass started growing back, resprays seemed to have little effect. I can’t blame the product entirely as the weather has not been the recommended conditions but I am also past my deadline for this review. It is a large jug so hopefully I can revise this review soon. The packaging is bright and colorful and w...

September 7, 2026

From BioAdvanced

Response from BioAdvanced

Seeing initial success only to have regrowing grass resist follow-up treatments can be really frustrating, especially when weather conditions aren't c... Read More

BioAdvancedSeptember 9, 2026

Super easy to use!

[This review was collected as part of a promotion.] This was so easy to use - you just hook your hose up to it and turn the dial and spray. It's that easy! It did take a little while before the weeds started dying back. I figured it would work much more quickly. However, it's been a few weeks and they haven't grown back so it seems to do the job well!

September 7, 2026

From BioAdvanced

Response from BioAdvanced

Having a simple hose-end setup that makes application effortless is always a win, and we are so glad to hear your lawn has stayed weed-free for weeks!... Read More

BioAdvancedSeptember 9, 2026

Good products

Found what I was looking for!

September 7, 2026
From 1 -Gallon Brush Killer Verified Purchaser
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Response from Bayer Advanced Customer Care

Wonderful! Thank you for taking the time to share your success!

Bayer Advanced Customer CareSeptember 9, 2026

BayerAdvanced