This tempting cultivar is the prized outcome of a diligent nearly 20 year-long breeding program, the Hollyhock Spotlight series, that touts superior Alcea rosea selections. ‘Blacknight’s tall truly perennial visage swaggers multiple hefty stalks with large, satiny single blossoms in dark violet to saturated ebony shades, entrancing butterflies, hummingbirds and gardeners alike.

Blooms June–October

Size: 5' 0" – 6' 0" high x 4' 0" wide.

Hardy to zone 3.