Dried leaves were infused for a few minutes in simmering water, then filtered before consumption. This preparation was reserved for occasional and supervised use, never daily. Dosage must be validated with a healthcare professional or a recognized pharmacopoeia before use.
The root was traditionally boiled at length in water to obtain a decoction intended for compresses or gargles. Professional advice is recommended before any use, as the root is richer in alkaloids than the leaves. Dosage must be validated with a healthcare professional or a recognized pharmacopoeia before use.
Fresh leaves were sometimes macerated in alcohol for several weeks to obtain a concentrated tincture, used with great restraint. This preparation should only be considered under the supervision of a qualified practitioner. Dosage must be validated with a healthcare professional or a recognized pharmacopoeia before use.
Lesser periwinkle is found wild in hedgerows and woodlands of Europe, but it is also cultivated as an ornamental plant or sold dried in some specialized herbalist shops.
Leaves are traditionally harvested in spring and early summer, before flowering, while the root is gathered in autumn.