Diverse soil improves plant diversity after all!
![](https://lternet.edu/wp-content/uploads/2019/11/k-66-scaled-e1574700614704-400x300.jpg)
It stands to reason that variable environmental conditions would support greater plant diversity, but few experiments have offered concrete support for the “environmental heterogeneity hypothesis.” In re-establishing tallgrass prairie, the correlation took over 15 years to emerge.