Scientific Name : Oenothera missouriensis
Common Name : Missouri evening primrose
Hardiness Zone : 5a - 9b
Hardiness Degree : -20°F (-29°C)
Blooming Season : Late Spring, Summer, Spring
Plant Habit : Spreading
Characteristics : Attracts Butterflies, Deer Resistant, Drought Tolerant, Rabbit Resistant, Colorful/Attractive Foliage, Fragrant Flowers, Low Maintenance
Water : Light
Fertilizer : Once a month
Spacing : 17 - 19" (43 - 48cm)
Height : 3 - 6" (8 - 15cm)
Width : 15 - 18" (38 - 46cm)
Exposure : Sun
General Information : Bright yellow flowers on silvery green foliage – flowers open in the afternoon and bloom throughout the night, attracting butterflies and moths. Tolerates a wide range of soil types; drought tolerant and low maintenance.
Idea & Tips : Plant in a bright, sunny location with well-drained soil. Fertilize as needed.
: Bright yellow flowers create striking displays against silvery green foliage.
- Flowers open in the afternoon and bloom throughout the night, attracting butterflies and moths.
- North American native is tolerant of a wide range of soil types.
- Drought tolerant once established and low maintenance.
- Requires less chemicals and features less shrink for simplified production.
Protection Information : PPAF
(Flowering Only License)
Breeder : Darwin Perennials
EC 1.2-1.5 mmhos/pH 5.8-6.2
1,000 ppm IBA
Low to moderate
50 ppm N when roots become visible
Benefits from one pinch prior to transplant.
42-45 days after sticking
Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
5,000 to 8,000
Day length neutral
Allow media to dry slightly between watering.
Use a balanced fertilizer at a rate of 100 to 150 ppm.
Typically not required
PGRs generally not needed
Watch for crown rot if overwatered.
March to October
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