flower of an hour
Hibiscus trionum
USDA zones2 to 11
SunNeeds full sun (6+ hours)
WaterNeeds moderate soil
Size18 to 24 inches tall18 to 24 inches wide
- Bloom color
- White to pale yellow with dark centers
Notes
Flower of an hour (Hibiscus trionum) is an annual for beds, borders, and containers. This plant likes full sun and average moisture. It grows 18 to 24 inches tall and wide. The blooms are white to pale yellow with dark centers, which gives each flower a bold eye. Plant it where you can watch the small blooms open.
Pairs well with ProCut Peach sunflower, Double Zahara Cherry zinnia, Nigra hollyhock, and Red fescue.
Native range
Arid Old World Tropics.