General Discussion Grass Calls for Help When You Cut It

Shawn Hopkins submitted a new blog post:

Grass Calls for Help When You Cut It

I hate mowing the lawn. So finding out that while I'm mowing the grass is desperately releasing a chemical signal to summon parasitic wasps to attack me just gives me another excuse to put it off. If you can still see your feet, it's fine, right?

Yes, scientists at Texas A&M have built upon early research the recognized the smell of cut grass as a distress signal, figuring out exactly what the grass is signalling.

“When there is need for protection, the plant signals the environment via...

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