how long do gladiolus take to sprout
Gladiolus don't compete well with other plants or weeds, so for best results, keep the area around them open. Gladiolus can be planted about two weeks before the last expected spring frost. It will take 70 to 90 days from planting until flowering.For a continual harvest of flower spikes, plant a few corms every two weeks until early summer. Plant corms 2 to 6 inches deep, depending on their size, and cover with 2 inches of soil. Space corms 5 inches apart in rows or groups of 10 to 15 corms.Once the plants are about 6 inches high, hill up the soil around the base of the plant to help support the stem.ladiolus don't compete well with other plants or weeds, so for best results, keep the area around them open. Gladiolus can be planted about two weeks before the last expected spring frost. It will take 70 to 90 days from planting until flowering.