A little knot loosens inside of Ezra, relief washing over him. It worked. He's found one more thing to keep Garth'zel's interest. That means more time to come up with something else to keep him on the planet.

"They're in the grass," he explains, then realizes that's not very specific. "The tall stuff outside the city. Sometimes people grow 'em in their gardens, but we'd have to ask to look at them, and- an' there's more of the ones outside. There's a big patch by the tower my mom and dad used to go to out there."

Not exactly a very specific description, but fortunately for Garth'zel there aren't too many towers outside of the city itself. The one communications tower, abandoned since the Bridgers disappeared and people became too spooked to use it, sticks out of the surrounding grasslands plain and clear.