Black truffle from Périgord, its botanical name: Tuber melanosporum.
It is a hypogeous fungus (underground) of the family of ascomycetes and ectomycorrhizal which presents itself in a more or less round, globular, shape on its peridium, (external envelope, granular) facets arranged in the form of diamond, hence ists name commonly called black diamond.The Périgord Black Truffle is found in wild and cultivated land, and only on limestone soils. Generally the cellar (action to make a hole to a depth of 1 to 20 cm in the area of burnt and usually near the foot of the truffle tree.The birth of truffles is very related to climatic conditions. Water conditions and mild temperatures are necessary to carry out the carpophore (the truffle) To its maturity.The truffle likes humidity, soils rich in calcium and especially very well ventilated.The truffle will be born in the spring from May-June. It grows as early as July and matures several months later: early December, when it is caveated with truffier dog, but some people still do with a pig. Watch fos fly!
All truffles are controlled and meet the following basic criteria.
- General appearance: Tuber of irregular shape, globular with a black peridium and a black gléba (flesh) veined with white and firm under the pressure of the fingers. Brushed dry or washed without trace of soil. Pleasant fragrance and sufficient maturity. - Individual canapping to check the internal quality of tuber melanosporum. (Canapping: action with a knife to cut a small piece of truffle to inspect the quality of the product)
- Origin of product: The truffles come from our farm and / or producers of our region, Quercy Blanc. Lot and surrounding areas.