A method for plantation treatment of a plantation field, the method, comprising: receiving (S10) a parametrization (10) for controlling a treatment device (200) by the treatment device (200) from a field manager system (100), wherein the parametrization (10) is dependent on offline field data (Doff) relating to expected conditions on the plantation field (300); taking (S20) an image (20) of a plantation of a plantation field (300); recognizing (S30) objects (30) on the taken image (20); determining (S40) at least one treatment product composition (40) optionally dependent or based on the determined parametrization (10), online field data and/or the recognized objects (30); determining (S50) a control signal (S) for controlling a treatment arrangement (270) of the treatment device (200) based on the determined parametrization (10), the recognized objects (30) and the chosen treatment product composition (40).