'); Verbena canadensis is common in the southeastern Piedmont and Coastal Plain areas in dry sunny places. Verbena Sissinghurst Flower Plants. Overwinter them in a frost-free place and youâll have a fresh, healthy supply of verbena plants next year to replace any in the garden that have been killed by frost. My mother was an expert gardener and had this plant in her garden. How to Propagate Verbena. Verbena Homestead Purple's blossoms are a beautiful, bright purple color. Pot on cuttings into 7.5cm pots, as these are a more convenient size to overwinter than larger plants and more successful than lifting established plants. Buy Verbena: Click here for the latest information on COVID-19. V. 'Homestead Purple' is a particularly hardy cultivar withstanding dry, warm conditions up to 35 °C as well as cold down to -5°C. Homestead Purple is listed as a cultivar of Verbena canadensis, which grows wild throughout the southeast, including all of Arkansas, and ranges as far north as Zone 5 in Iowa. It comes back if left outside in a pot over the winter. It spreads to blanket 3 to 4 feet of space within a few months. Rose verbena (Verbena canadensis), or vervain, is a perennial that grows in U.S. Department of Agriculture plant hardiness zones 6 to 10. Homestead purple verbena can also be planted in containers. This is a newer hybrid variety of verbena that produces beautiful deep blue flowers. Homestead Purple is listed as a cultivar of Verbena canadensis, which grows wild throughout the southeast, including all of Arkansas, and ranges as far north as Zone 5 in Iowa. Although not hardy over a wide area, many gardeners treat this as a long-blooming annual, better than any other variety for mildew tolerance.