Dianthus or "Garden Pinks" are a perennial plant used widely in gardens for many years. Dianthus plants are commonly called carnations, however with over 300 species of dianthus the variety availble is huge. Dianthus caryophyllus (Clove Pink) is a Dianthus species from the Mediterranean, fragrants, drought and heat tolerant. Dianthus gratianopolitanus or 'Cheddar Pinks' are similar. Nurseries, Mail Order Nurseries, Specialist Nurseries,Retail Nurseries.