Fill a spray bottle with white vinegar. This slightly acidic element will quickly kill off the burrs.
How do you get rid of Sandspurs naturally?
Spread Corn Gluten Meal
Corn gluten meal is a natural pre-emergent herbicide that effectively controls sand spurs if you treat the area before the seeds germinate, which they will once the soil temperature reaches about 52 degrees Fahrenheit.
What chemical will kill Sandspurs?
If the Sandspurs are already growing on your property, we recommend treating them with Celsius WG Herbicide. This professional-quality herbicide is labeled to control Sandbur and is easy to use.