A cheap gardening tip goes viral: people are tackling horsetails and weeds en masse thanks to it.

If you’ve ever battled horsetail (Equisetum arvense) in your garden, you know how frustrating it can be. This stubborn perennial weed can push through gravel, cracks in paving, flower beds, and even compacted soil. Pulling it out often feels pointless because it frequently grows back from its deep underground root system.

Fortunately, you don’t always continue reading …