Related: 36 Lawn and Garden Weeds: How to Identify and Control Them The “sting” of stinging nettle comes from minuscule, ...

Stinging nettle is also known as common ... This broken hair acts like a hypodermic needle to inject formic acid (also ...

Stinging nettle rash occurs when the skin comes into ... These “hairs” act like needles when they come into contact with the skin. Chemicals flow through them into the skin, which causes ...

And the leatherback turtle, one of the few natural predators of the adult sea nettle, doesn’t live in the estuarial waters that the stinging jellyfish favor. “In places where there’s limited ...

The stinging nettle has tiny hairs called trichomes on its leaves and stem that deliver a powerful stinging sensation with even the slightest touch or brush. These trichomes are actually like ...

The leaves and stems of stinging nettle are covered with fine hairs called trichocysts. Each hair is a tiny hollow hypodermic needle filled with a mixture of acetylcholine, serotonin, formic ...

Stinging nettle is her name, and though she bites with shockingly strong needles, her leaves are well worth harvesting, for they are extremely nutritious and fortifying for the body. As ...