It is taken out in the period from October till the end of December (the white truffle season) and then it can be bought fresh. The most famous sites of white truffles are in Istria near the village Livade, more exactly in Motovun woods and in the valley of the river Mirna. This truffle needs special climate, quality of soil and certain plants with which it lives in symbiosis. It grows under the ground and there is no visible stalk on the surface. It is excavated from the depth of 10-15 cm, and searched for by the specially trained dogs. The size of the white truffle varies from the size of a cherry to the size of an apple.

The biggest truffle ever found weighed 1,310 kg. Mr. Giancarlo Zigante found it on November 2nd, 1999 near Buje and it has entered into the Guinness book of records.

White truffle (Tuber Magnatum Pico) is the biggest and the most respected sort of truffles, its price on the market varies from hour to hour. It is a truffle of yellow-brown, green or grey-green colour. Its aroma is more intensive and stronger than aroma of the other sorts of truffles and depends on the plant with which it is living in symbiosis.