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4.5 out of 5 stars. 355 reviews
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A woman outside with a dog

BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray

  • Online Only

BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray

Item # 2485300

BioAdvanced BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray
BioAdvanced BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray
$27.99


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  • Online Only

BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray

Item # 2485300

BioAdvanced BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray
BioAdvanced BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner for Lawns, 32 oz., Ready-to-Spray

$27.99
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This item is available online only

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37027

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BioAdvanced 2-In-1 Moss & Algae Killer & Cleaner kills moss, algae and lichen wherever it grows. It acts like 2 products in 1, treating lawns and patios plus roofs, fences, ornamental gardens, decks, hardscapes, buildings, and exterior home surfaces. The no-odor, non-staining formula will kill listed diseases in hours and protect for months, without harming your lawn. It also kills mold and mildew, all without staining. BioAdvanced 2-In-1 Moss & Algae Killer & Cleaner Ready-to-Spray measures 32-ounces. BioAdvanced. Get More From The Blue Bottle.

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

  • MOSS and ALGAE KILLER and CLEANER: Kills moss, algae, lichen, mold, and mildew wherever it grows
  • PROTECTION FOR MONTHS: BioAdvanced 2-in-1 Moss and Algae Killer and Cleaner kills within hours and protects for months
  • 2-in-1 KILLER and CLEANER: Use on lawns, patios, roofs, buildings, decks, driveways, mulch, and more
  • KILLS WITHIN HOURS: Moss will quickly turn yellow and then brown, but must be physically removed once dead
  • NON-BLEACH FORMULA: BioAdvanced non-bleach formula will not stain or harm lawns

Q&As

1 - 2 of 2 Questions

Q: Use on shingles

2 months ago
1 Answer
  • A: BioAdvanced 2 in 1 Moss & Algae Killer & Cleaner can be used on asphalt and composite shingles. -Madison
    2 months ago
    Helpful?

Q: When is the best time to apply?

a year ago
1 Answer
  • A: BioAdvanced 2 in 1 Moss & Algae Killer & Cleaner can be used any time of year. There is not necessarily a time in which the product will be more effective. It is important to apply when temperatures are not exceeding 85 degrees at the time of the application. Rain should also not be in the forecast for the next 24 hours to avoid a wasted application. -Madison
    a year ago
    Helpful?

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Reviews

Rating Snapshot

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223 reviews with 5 stars.
98 reviews with 4 stars.
21 reviews with 3 stars.
9 reviews with 2 stars.
4 reviews with 1 star.

Overall Rating

4.5
1 out of 1 (100%) reviewers recommend this product

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Summary of Reviews

AI-generated from customer ratings & reviews, and may include incentivized reviews.
Customers overwhelmingly praise this product for its powerful effectiveness against moss and algae, with most reporting visible results within hours or days of a single application. The hose-attachment design is consistently highlighted as a major advantage, requiring only simple spraying with no sc...
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1 to 4 of 355 Reviews .
1 – 4 of 355 Reviews
Review 1

Algae B gone

2 days ago
Works pretty well at killing the algae. I used it for some problem spots on the house. It takes a few applications, but eventually does the job. It’s easy enough to use, just hook up to the hose and spray.

Originally posted on BioAdvanced

Review 1

Works well on moss and algae with even application and long-lasting results

4 days ago
This really helped get rid of the moss and algae. It dried fairly quickly after I applied it, and the spray covered the area evenly. I also like that I don't have to apply it very often to see results. The effects have held up well over time, and I noticed the moss and algae gradually breaking down and disappearing. It's easy to use and has made the treated area look much cleaner.

Originally posted on BioAdvanced

Response from BioAdvanced:
2 days ago
BioAdvanced
Thanks for the great feedback! We’re so glad to hear the product helped tackle the moss and algae and that you found the spray easy to apply evenly. It’s great to know the results lasted and helped leave your treated area looking cleaner.
Review 1

Not an effective moss killer

4 days ago
My driveway has lots of moss buildup from the long winter rain and minimal sunlight from all the surrounding trees. The direction to set up was easy to follow, took less than 5 min to assemble and start. I sprayed the entire driveway and the step. I waited for it to dry like the instructions. About 5 days later, we had heavy rain. Still, there were no visible changes to the moss. I’m disappointed.

Originally posted on BioAdvanced

Response from BioAdvanced:
2 days ago
BioAdvanced
Thank you for taking the time to share your detailed feedback. We’re sorry to hear that you didn’t see the results you expected after treating your driveway and step, especially after carefully following the directions and allowing the product time to work. We understand how disappointing that can be. We’d appreciate the opportunity to learn more about your experience and help address your concerns. Please reach out to our Consumer Affairs team at consumeraffairs@bioadvanced.com, available Monday through Friday, from 8:30 AM to 5:00 PM CT. Our team will be happy to assist you further.
Review 1

Helped with ongoing moss issues in lawn

6 days ago
Applied in an area that wasn’t draining well. Used this to kill off the moss then did some core aeration to improve drainage. Seems to be working.

Originally posted on BioAdvanced

Response from BioAdvanced:
3 days ago
BioAdvanced
Wonderful! We're glad to hear of your positive experience with BioAdvanced 2 In 1 Moss & Algae Killer & Cleaner. Thank you for taking the time to share your success!