When development in the flower stalk stops plus the flower is mature, the heliotropism also stops as well as the flower faces east from that moment onward. This eastward orientation permits immediate warming each morning, and as a result, an increase in pollinator visits.[9] Sunflowers do not have a pulvinus https://hiresomeometodocasestudy15126.rimmablog.com/35622516/find-someone-to-do-case-study-for-dummies