Cowslip (Primula veris) 10/02/2023 Cowslip for wet coughs One plant, one use! Cowslip Primula veris For chesty coughs 1 to 2 teaspoons of dried flowers per cup of tea Leave to infuse for 5 to 10 minutes Drink 1 to 3 cups per day Learn more about this plant Source: Minker, C. (2015). 200 plantes qui guérissent. Larousse.