The fungi that produce the truffles work in partnership with the surrounding trees by forming sheaths around their roots and extending a dense network of filaments into the soil to gather water and nutrients.
Nende seente ja puude vahel valitseb kooselu, nad moodustavad puu juurte ümber nn mantli ja ajavad oma niidistiku mulda laiali, et saada vett ja toitaineid.