Hibiscus lasiocarpus produces large blooms, up to 6" across, in shades of white to pink. It's a North American native perennial.
Hibiscus is a host plant for Mallow-Scrub Hairstreak butterfly larvae. The large flowers attract hummingbirds, who spot them from across the yard and swoop in to investigate.
Hibiscus lasiocarpus has lots of common names, including Delta Hibiscus, Sacramento Rose Mallow, River Mallow and Woolly Rose Mallow. It prefers rich, moist soil in full sun to light shade. Hardy in zones 4-10.
Sowing Hibiscus lasiocarpus Seeds:
Nick seeds with fingernail clippers, then soak in warm water for 24 hours. Sow indoors 8 weeks before the last frost date, 1/4" deep. Full sun to light shade. Spacing 3'. Store seeds in the fridge.