Grass is grass is grass, right? Well, not exactly.
Here is my front flower bed all overgrown with grass. Looking at it more closely, I saw that it has a variety of grasses. Some have thin seed heads, others are thicker. And Timothy grass, one of the more well-known ones, hasn’t gone to seed yet.
As far as putting our cows on pasture, we are glad for any kind of grass. But this demonstrates that grass is not grass is not grass. There are differences.