Plant treatment systems, apparatuses and methods are presented. One described system comprises a plant treatment apparatus and a control system configured for data communication with the plant treatment apparatus. The apparatus comprises one or more treatment channels and at least one plant treatment device associated therewith for applying treatment to a portion of a plant. In some embodiments, the plant treatment device controllably induces vibrations of at least a portion of a plant. In some embodiments, the plant treatment device causes targeted damage to at least a portion of the plant. The plant treatment apparatus comprises a sensing system comprising one or more optical sensors that provide sensing signals indicative of a condition of the portion of the plant. The control system processes the sensing signals, determines the condition of the portion of the plant and operates the plant treatment device.