How do you keep flowers blooming all summer?
Deadheading—or removing spent flower buds—helps promote reblooming and keeps the plant looking nice between flowering. Deadheading is key to keeping your perennials (and annuals, too) blooming for as long as possible. Once a flower is spent, the plant begins to develop seeds for future reproduction. Deadhead and Prune Regularly One of the easiest ways to encourage more blooms is through deadheading and light pruning. Removing old flowers prevents the plant from setting seeds, which can stop new flowers from forming. Instead, your plant redirects its energy into producing new blooms.
What is the longest flowering hardy perennial?
Some of the best include geranium rozanne, famous for its incredibly long flowering season, and salvia caradonna, which blooms early and often. Gaura whirling butterflies, verbena bonariensis, scabiosa butterfly blue and nepeta six hills giant also flower for much of the summer. Geranium. Probably one of the longest flowering garden plants, hardy geraniums start flowering around may, and continue to october, depending on the variety. One of the longest flowering varieties is geranium ‘johnson’s blue’ (illustrated) which is also attractive to bees.