Brassica oleracea var. acephala
A quintessential permaculture plant, being a great perennial edible that looks beautiful in mixed borders. Can be eaten all year round, tasting like collards or kale, and becomes especially delicious and sweet in cooler weather. The official plant of Richmond, California.
Hardiness: Frost Hardy
Habit: Rangy habit to 6' tall, but if properly trained and pruned can develop into a spreading multi-stemmed "patch" that can produce upwards of 20 years!
Light: Full Sun to Partial Shade
Soil: Any soil