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Genus: Mirabilis Species: jalapa Common Name: Four O' Clock Family: Nyctaginaceae Order: Caryophyllales Native: Tropical America Habit: Herbaceous Perennial Height: 2 to 4 feet Width: 2 to 3 feet Flowering Season: Summer to Fall Flower Color: Pink, red, rose, magenta, yellow or white Propagation: Seed Zone: 9-11 Note: This tender, tuberous-rooted perennial is primarily grown as an annual, and is suitable for borders, beds, or containers. The common name "Four O' Clock" is in reference to its flowers opening at approximately four o'clock (p.m.!!). These flowers are fragrant and very attractive to hummingbirds. All parts of this plant are poisonous to humans. Prefers sunny to partly shady, moist, well-drained, ordinary garden soil.