This invention relates to a method for introducing a substance into a plant (P), said method comprising the following steps: - forming a final hole into a stem (S) of the plant (P), wherein the final hole is accessible via an opening (OP) in an outer surface (OS) of the stem (S), and wherein the final hole has a dimension in a direction parallel to a longitudinal axis (LA) of the stem (S) which is larger than a maximum dimension of the opening (OP) in said direction parallel to the longitudinal axis (LA) of the stem (S) - subjecting the interior of the final hole to the substance by introducing the substance through the opening (OP). The invention further relates to a plant (P) obtained with such a final hole.