Swietokrzyski National Park was established in 1950 over the area of 6,054 ha. Currently its area amounts to 7,626 ha, out of which 7,212 ha are covered by forests. There are 5 strict nature reserves in the Park.

A parasite mushroom - Filamentous Fungi (Laricifomes officinalis) – can be found in the nature reserve „Swinia Gora” and on the protected area “Chelmowa gora” in Swietokrzyski National Park. Its healing properties are known since the I st century A.D.