Abstract: From 2003 to 2004 we investigated the germplasm resource of garlics in Hexi corridor (North foot of QiLian Mountain, middle plain of the corridor, north inhabited area). The resource of the investigation showed that a lot of wild garlics grow in mountain areas of north QiLian mountain. The cultivars are various in middle plain of the corridor .Mongolian garlic group are dispersed in northern vast desolate area. Wild garlic haven’t found in eastern area of A Er Jin mountain. Because of serious reclamation, herding, wild germplasm resource of garlics are destroyed in some area. New species are wildly spread the local species are not effectively protected