View post: Most Homeowners Treat Invasive Lawn Grass the Wrong Way—Here’s the Pro Guide to Killing It Without Harming Your Plants It may seem counterintuitive at first, but using a dull blade is ...

It may seem counterintuitive at first, but using a dull blade is actually more dangerous than using a knife with a sharpened blade. The reason for this is that a dull blade is more likely to slip off ...