Abstract: Background: Lupin is a legume used for human and animal consumption, ground cover, and weed control. However, given the weeds’ interference, there is still a need for registered herbicides to aid in the lupin cultivation process. Objective: To evaluate the selectivity of herbicides applied in pre- and post-emergence stages of lupin cultivation. Materials and Methods: Two experiments were conducted in a controlled environment at 23–25 °C and under a 12-hour photoperiod, in a completely randomized design with five replicates. […]