But the sobering verdict on growing your personal truffles is that it is not something a home gardener can do, neither indoors or outdoors. These truffles are a compact mass of hardened mycelium wherein the meals and water are saved for times when the growing circumstances aren't optimal. Truffles are also referred to as black diamonds and for a great cause since no matter how crazy it might sound, they can value almost as much as a diamond. This whole course of occurs subterraneous and the morphogenesis is mysterious, some may even declare it to be mythical. The European white truffles are the most costly species and even a few shavings can cost you a whole bunch of dollars. Depending on the range (Italian white truffles are typically the priciest), they can sell for as a lot as $4,000 a pound.