This research was done in Sebeta Hawas district Oromia region, Ethiopia. A total of ninernrepresentative kebeles were selected purposely with the help of information acquired from thernoffice of Agriculture and conservation of natural resource department of the district. Ten(10)rnhousehold informants were selected randomly from each 9 representative kebeles (90) and allrnthe Development Agents (10) were included as informants. In addition to the primary datarnsources obtained by close observation and interviews made with each informant (100 informants)rnsecondary data sources were also obtained from written documents. Data obtained were enteredrninto SPSS 2020 version and processed. Apart from this, data were analyzed using preferencernranking and direct ranking matrix to identify the main invasive weeds and their impact onrncultivated crops respectively. Cirsium vulgare, Setaria pumila, Phalaris paradoxa, Xanthiumrnspinosum, Rumex crispus, and Argemone ochroleuca were identified as the prominent invader inrnthe Sebeta Hawas district. These species were found spread and introduced to many ecosystemsrnby wind(31%) that followed by animals(22%). Majority of them were observed growing inrnroadsides(17.8%) and non cultivated lands(17.8%). S.pumila that followed by P.paradoxa posernmore impact on agricultural crops in varied degrees. Making awareness creation by DevelopmentrnAgents and district administrator for the community regarding the nature of each species, theirrnspreading means and their preventive techniques are recommended. Further research at regionalrnand national level on invasive plants is recommended so as to minimize further spread andrncomplete removal of invasive species of the district