 In addition to adding a story, two turrets, a terrace, and elevating the defensive walls, he also richly furnished the interior and established a surrounding English-style park.Wishing to preserve the estate for his heirs, the prince established a fideicommiss about the property.Stocking the woods with deer and the ponds with trout, he ordered several paths built through the forest, he also hired experts to maintain the surrounding wilderness, and was the patron of the first Slovene forestry school, opened in the castle in 1869 but closed in 1875 due to germanophone political pressure.