Gerbera daisy is native to South Africa and part of ... Leaf yellowing on lower leaves or the yellowing of plant tissue between the green veins is usually caused by iron deficiency, which may ...

In each flower type, all basic four whorls of floral organs are found: Whorl 1: Flowers of Asteraceae lack conventional green sepals, but in most genera, including gerbera, the base of the corolla is ...