Gladiolus Flower Life Cycle. Red pink yellow purple green orange and white. 7-10 USDA Native Area.
Department of Agriculture hardiness zones 7 through 10. The flower bulbs also called corms are not winter-hardy. Plant the bulbs from spring to early summer and expect blooms three months after planting.
Illustration of life gladiolus nature -.
How to Plant Gladiolus. Inch diameter to grow as separate plants next year. Name Gladiolus Family Iridaceae Type bulb plant Height 20 to 40 inches 50 to 100 cm Exposure full sun Soil ordinary. It may take 2 to 3 years of growing and saving the corms offshoots but they will eventually become a flowering gladiolus plant.