It grows in waste places, at roadsides, open fields, pastures. The plant grows in mild-warm weather and rather dry with a rainfall of 280-650 mm per year. White horehound resists almost all kind of soil, preferably dry, sandy and stony ground, as long as it is light and not those of compact clay.
Stems and leaves harvesting is carried out between May and September, cutting stems at 10 cm of the ground; in October a second cut can be made.
Leaves and flower apex.
Internal use
External use
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