The participatory research with farmers was carried out in order to know the socioeconomic and productive reality of blackberry farmers no thorn (Rubus glaucus Benth) from seven cities in the state of Risaralda, taking into account the technological demands of the crop. It was carried out with 328 producers, grouped into 40 subgroups, participatory methodologies were used such as Participatory Rural Diagnosis, appraisals, direct and participant observation, interviews and semistructured dialogues, group discussions and analysis, information output matrices, ideas for group reflection, talking maps, analysis of qualifications and scores, comparison of opinion groups, workshops, semistructured interviews, field days, participatory research plots and field transects, from an on-demand research scheme. It was found that the cultivation of blackberry no thorn in Risaralda is 90% of peasant agriculture, it is carried out in plots of between 0,5 to 1 hectare, under the modalities of ...