What is the longest flowering summer plant?
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. 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.
What plants are good in extreme heat?
One of the most popular heat-tolerant flowers, Tagetes has blooms in bright colors of yellow, orange, and red. This warm-season annual is native to warm regions of Central and South America. Marigold thrives in heat and well-drained soil. Use as a bedding plant or in containers. Flowering Plants. Marigold (Tagetes spp. India. These vibrant, low-maintenance flowers bloom from summer to fall, adding color and beauty.