Which perennial has the longest bloom time?
Rozanne® cranesbill. Known as the geranium of the millennium, rozanne® cranesbill can bloom for over 3 months, filling your garden with flowers all season long. The 2008 perennial of the year, rozanne has long been proven to keep your garden flowering for as long as possible. Description. Rozanne’ carries masses of large, vivid violet-blue saucer-like flowers with distinct white centres and star-like reddish-purple veins over spreading mounds of dark green foliage. This is the longest flowering geranium we know, lasting all summer into the autumn.
What plant lasts the longest, annual or perennial?
Perennials have a longer lifespan than annuals and may bloom for several weeks or months each year. Lavender, jasmine, wisteria, peonies, and ornamental grasses are popular perennial choices for gardens, providing consistent beauty year after year. Evergreen flowering perennials will keep their green foliage all year, long after the blooming season is over. Many herbs are particularly known for being great practical flowering plants with evergreen foliage, such as lavender, rosemary, and salvia, among others.