Centaurea nigrescens (Tyrol knapweed, short-fringed knapweed or Tyrol thistle) is a perennial plant of the star thistle genus that grows natively in Central and South-eastern Europe (from Southern Germany and Northern Italy to Romania and Bulgaria), but has also been introduced and is now a noxious weed in the Northern United States, Canada and Southern Australia. It has purple flowers and it flowers in the summer (June to September).
Escriba un síntoma o una enfermedad y lea acerca de las hierbas que podrían ayudar, escriba una hierba y vea las enfermedades y los síntomas contra los que se usa.
* Toda la información se basa en investigaciones científicas publicadas.