Anise, Pumpkin and Gentian are highly valued plants.Anise is an herb native to south-west Asia and the eastern Mediterranean basin.Its seeds are used as a condiment in food for baking and confectionery, in the production of liqueurs, etc. All plant parts of the young plant are edible.Pumpkin is native to North America. It is a creeping plant that can reach up to 10 metres in length. It is rich in minerals, especially potassium, vitamin C and beta-carotene. Gentian is native to the mountains of central and southern Europe. It is a perennial plant, which can reach a height of two metres, with broad to elliptical lanceolate leaves, 10 to 30 cm long and 4 to 12 cm wide.