Mars soil has a ton of required nutrients for vegetation. [0]. It might not all be in amounts easily scavenged, but they're mostly there. [0]: https://www.nas

Mars soil has a ton of required nutrients for vegetation. [0]. It might not all be in amounts easily scavenged, but they're mostly there. [0]: https://www.nasa.gov/feature/can-plants-grow-with-mars-soil https://www.nasa.gov/feature/can-plants-grow-with-mars-soil