Well, bamboo seems to grow here, he thinks he even saw some weirdly shaped tomatoes in the overgrown mess that was probably supposed to be a vegetable garden. Why not garlic? He just doesn't actually know how to recognize it.

Lance huffs in fake indignation, placing his hands on his hips. "Tch! Hey, I can handle some shellfish, it's not like this is weird alien ingredients." He's gonna leave those to Hunk, always and forever. And never ask about them.

Serious talk, though. "We don't. But we're not gonna find out if there's anything important on that island or in the lake itself by staying out of the water, either."