The communities need correct information about the use of medicinal plants. This study was conducted to analyze the role of health cadres on the increase of knowledge, attitude, and intention of housewives in cultivating and using medicinal plants. A quasi-experimental design was conducted involving 120 participants. They were selected by the purposive sampling method and divided into two groups. The treated group received counseling from cadres, and control group with no cadres involved. Comparative analysis of evaluation time carried out by repeated Anova and Friedman, and of groups by Wilcoxon and paired t-test. Each group reported significant differences of knowledge between before and after intervention (p =0.01; α=0.05). The treated group showed a significant difference in intention (p=0.01; α=0.05). There is a significant difference of knowledge between both of groups (p=0.03; α=0.05). Cadres helped increase participant’s knowledge and intention in the three-month evaluation