Commonly used for the respiratory system especially if there is spasm

• coughs
• chronic or acute nasal catarrh
• colds and flus 
• anxiety 
• those that find it hard to settle and be calm, restlessness

Take 1 tsp of dried herb and add 1 cup of boiling water, steep for 5 minutes, strain and drink 1-2 cups per day for best result - leaves can be reused across the day