Sentence:  When the bulb of the “blowing ball” is operated, a gentle spray, much like what happens in Nature when a sugar cane <WSD>arrow</WSD> is shaken by the wind or gently tapped, is given out at the free end of the capsule and can be directed to any portion of the <WSD>arrow</WSD> as desired. 
Meaning of the word marked with <WSD> tags:  The (inflorescence) or (tassel) of a mature (sugar cane) plant.