Large Flowers 4 inches and over in diameter. The scapes are from 6 to 24 inches high. The scapes are from 24 to 36 inches high. Tall The scapes are more than 36 inches high. Bloom Time Nocturnal daylilies open late in the afternoon, and remain open all night.
Most daylilies are only open during the day.
One to three weeks before the height of bloom of most cultivars. This ranges from May on the coast to June in the mountains. One to three weeks after the height or peak of bloom in your garden. These daylilies are the last to bloom in late summer or early fall. These daylilies bloom more than once during a single season.