Hello Gardeners, I’m Amanda McNulty with Clemson Extension and Making It Grow . Summers in South Carolina can seem endless as autumn seems to come later and later each year. The phrase Endless Summer has a happier connotation, however, when it comes to a series of reblooming hydrangeas. The fancy word for reblooming is remontant, meaning a plant blooming or producing a crop more than once a season. The Endless Summer series are the first ever reblooming cultivars producing flowers on both old