A variety of crops have been successfully harvested on board the International Space Station and verified as safe to eat, a Russian scientist said Wednesday.

“The experiments with peas have been very promising,” Margarita Levinskikh, a researcher at the Institute of Biomedical Problems told an annual space conference in Moscow.

Russian cosmonauts have also grown Japanese leafy greens and a variety of dwarf wheat that has produced seeds of “just extraordinary quality,” she added.

Space agriculture.