Pros

  • โ€ขHighly effective in preventing weed growth.
  • โ€ขSuccessfully cleared areas previously covered in weeds.
  • โ€ขConsidered more environmentally friendly due to being based on corn protein.
  • โ€ขEasy to use with intuitive instructions and ergonomic packaging.
  • โ€ขNozzle design allows for controlled dispensing and easy mixing with soil.
  • โ€ขSome users report significant results with initial applications.
  • โ€ขWorks effectively even with landscape fabric installed.
  • โ€ขPositive initial impressions with quick results.

Cons

  • โ€ขGranules did not dissolve as expected, remaining solid in some areas.
  • โ€ขIneffective in controlling weeds in driveway cracks and certain conditions.
  • โ€ขRequired multiple applications without lonerm success in some cases.
  • โ€ขQuestionable overall effectiveness, with some users reporting better results from other products.
  • โ€ขPotential frustration due to perceived lack of value for time and money.

Bottom Line

Roundup Weed Barrier Granules for Weed Prevention shows promise with an environmentally friendly formula and ease of application. However, its effectiveness seems to vary greatly depending on conditions, and some users report continued weed issues. If you're looking for consistent, long-term results, it may require multiple applications or a combination with other solutions. Overall, it offers benefits in certain settings, but patience and precise application are key.

Lowest at any Popular Retailer
$16.28 at Amazon

Where to Buy

Prices last updated: August 2nd 2025 5:20 pm
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