Benary's Giant White Zinnia is a popular zinnia known for its large, fully double, dahlia-like blooms that can reach four to six inches across. It is a part of the Benary’s Giant series which are valued for their high yields, long and sturdy stems, and excellent vase life, making them ideal for cut flower production. They are also noted for their vigorous growth, which allows them to hold up well in summer heat and rain, with a low susceptibility to powdery mildew.