In the wild, with unrestricted access to pasture, horses would spend the summer “stocking up†by eating nutritious grass - and plenty of it - to aid them in building a thick coat and laying down excess weight...
Horses’ teeth change throughout their lives - they are continually growing and continually wearing, as they chew and grind their grazing and forage.
Grass has the potential to grow all year, which is different from many other plants. Certain things are necessary for this growth, but if they are not met, the grass will be dormant, waiting for conditions to improve.Â