Bemisia argentifolii hosts in imperial and southern San Joaquin Valleys, California

In the Imperial and southern San Joaquin Valleys of California, 319 plant s pecies were examined and 228 were confirmed as hosts of Bemisia argentifoli i Bellows and Perring Of these, 12 were agronomic crops, 45 vegetable crops , 96 ornamental plants, 18 fruit trees, and 57 weed species. Of the 228 hos t plant species, 102 can potentially serve as overwintering hosts. These po tential overwintering hosts include one agronomic crop, 22 vegetable crops, 58 ornamental plants, 5 fruit trees, and 16 weed species. This wide host r ange provides a continuity of year-round habitats for B. argentifolii repro duction, survival and overwintering.