A pinch of dried flowering tops infused for a few minutes in hot water, to be consumed with moderation and occasionally. A professional should be consulted before any regular use, particularly for digestive or vermifuge purposes. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
Fresh leaves, crushed or lightly bruised, are applied directly to the affected area for occasional external use. Avoid prolonged contact and discontinue if skin reaction occurs. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
The dried aerial parts, reduced to coarse powder or in whole bunches, were placed in fabric sachets for insect-repellent use in closets and attics. This use is external and not for consumption. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
It is found wild on European coasts and salt marshes, particularly along Atlantic and Mediterranean shores; some specialized herbalists offer the dried plant.
The flowering tops are traditionally harvested in summer, during flowering, in dry weather.