Flora
Hymettus is home to 654 plant species, and 40 of them are endemic to Greece.
Fauna
Hymettus is a known bird watching spot.
Ecosystems and protection
Mount Hymettus is a protected area of the European Natura 2000 network.
Read the article: Nature, thyme, scrub and birds · Flora: what grows on Hymettus · Fauna: the birds of Hymettus