> Why don’t more plants evolve towards the “grass” strategy?
Grasses have a trick: Grass blades grow at the base of the blade and not from elongated stem tips. This low growth point evolved in response to grazing animals and allows grasses to be grazed or mown regularly without severe damage to the plant. https://en.wikipedia.org/wiki/Poaceae#Description
https://www.nationalgeographic.com/culture/article/does-rhub...