The mountain forms part of a natural park, covering . It contains 61% of the endemic angiosperm plants of Cape Verde, of which 25% are in the red list of endangered species, including Periploca laevigata subsp. chevalieri. Free grazing is a threat to the biodiversity of the area. Tope de Coroa consists of relatively young volcanic rock, formed between 200,000 and 170,000 years ago.