Colorado State University

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CSU Extension - A division of the Office of Engagement. Providing trusted, practical education to help you solve problems, develop skills and build a better future.
Established 1908

(303) 637-8100

Four O’clock

Mirabilis Jalapa

Scientific Name	Mirabilis Jalapa
Common Name	Four O’clock
Family	Nyctaginaceae
Habit	Herbaceous
Growth Form	Bushy
Mature Size	12-36” High
Flowers	Spring To Summer, Late Afternoon to Evening
Hardiness	Zones 7-11
Sun Requirements	Full Sun
Water Requirements	Average to Dry
Soil Requirements	Clay, Sandy, Loamy, Dry or Wet Soil
Other Info	Fragrant Flowers Attracts Birds, Butterflies and Hummingbirds Deer Resistant Good For Containers