Globally, cactus pear (Opuntia ficus-indica) is typically produced in low rainfall areas; in Ethiopia, Tigray Region, it was imported and cultivated since 1848s. To conduct the study, 80 households were selected through multistage sampling method from Endamehoni and Raya-Azebo woredas. Data were obtained from primary and secondary sources. The primary data sources were observations, interviewing, focus group and key informants' discussions; while secondary data sources were offices of study area. The collected data were analyzed by descriptive statistics. The study showed 69.99 and 30% of cactus coverage land (22,350.5 hectares), were owned by communal and privately individual, respectively. For human feed, livestock, income generating, farmland fence, household energy, soil and water conservation, home fence and job creating opportunity were cactus merits of the study area. In the study area, cochineal insect was introduced from 2003 to 2011 for controlling cactus expansions and concurrently for commercial purpose meanwhile it became cactus invaders. About 15,489 hectares in Raya-Azebo and 3165.5 in Enda Mehoni land coverage by cactus were lost by the insect. Inadequate adoption trial research; lack of insects training for stakeholders; on cochineal insect knowledge limitation; techniques and materials limitation; lack of coordination's among companies' workers, researches, concerned government office and being irresponsible the company were the major cochineal insect infestation controlling problem in the study area. It was concluded that most cactus was damaged by cochineal insect thereby resulted in in securing community economy. To solve the problem different concerned body of cactus should work together.