Wild and unknown grass

This grass turns green the day before winter begins :) I don't know the name. This is wild grass. But the vitality of this grass is impressive. Very unexpected.

And this is an elite grass created by man. This grass grows all year round and does not die in winter.
Video: "Grass that grows in the snow"
https://rumble.com/v3uuv2j-grass-that-grows-in-the-snow.html