Gladiolus bulbs should be planted after the last expected spring frost. Depending on your climate, usually between the beginning of April to May. Gladiolus will flower 70 to 90 days after planting.
Gladiolus Bulbs need to be planted 8 to 15 cm deep and 5 to 7 cm apart with the flat side down. You can plant gladiolus at two-week intervals for continuous blooms. After you’ve planted the bulbs, water them generously.
Gladiolus start flowering 70-80 days after planting, usually between the end of July and beginning of November, depending on the planting moment.