I listened to that book and enjoyed it. But that said, I'm torn between friendliness to the general concept, and skepticism based in part on the bias of proponents to deeply desire plants to display something like intelligence (a bias I share).

For example the most amazing claims in the book were around the ability of Boquila trifoliolata to dynamically mimic other plants.

see this old HN thread: https://news.ycombinator.com/item?id=31301454

But when one looks more closely the research, the behavior isn't as dramatic as Zoe made it sound, and the research may not be so strong, e.g. :

https://press.asimov.com/articles/plant-vision