Oenothera Macrocarpa Flower Seeds
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Illuminate your garden with the golden glow of Oenothera Macrocarpa Flower Seeds, also known as Missouri Evening Primrose. These premium-quality seeds offer excellent germination rates and are perfect for sunny borders, rock gardens, and containers. With large, lemon-yellow blooms that open in the evening and glow through twilight, this drought-tolerant perennial is a favorite among both novice and experienced gardeners for its low-maintenance nature and striking beauty.
Easy to grow and loved by pollinators, Oenothera Macrocarpa adds a cheerful splash of color and wildflower charm to any outdoor space. Its spreading habit and bold blooms make it ideal for naturalistic plantings or accenting pathways. Start planting today and enjoy the radiant beauty and effortless elegance of this golden evening bloomer!



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Features
Life Cycle
Perennial
Planting Season
Spring
Growth Habit
Sprawling Groundcover
Flavor Profile
Not Edible
Plant Characteristics
Large Yellow Flowers, Red Stems
Use
Ornamental, Groundcover
Growing Conditions
Full Sun, Well-drained Soil
Harvest Advantages
Attracts Pollinators, Drought Tolerant
Plant Resistance
Deer Resistant
About Oenothera Macrocarpa Flower Seeds
Missouri Evening Primrose
Seed Names
Oenothera macrocarpa Seeds, Missouri Evening Primrose Seeds
Seed Type
Heirloom
Oenothera macrocarpa, commonly known as Missouri Evening Primrose or Ozark Sundrops, is a perennial flowering plant native to the southern and central United States. It is renowned for its large, bright yellow, cup-shaped flowers that bloom in the late afternoon and evening, attracting nocturnal pollinators such as sphinx moths. The plant features red stems and lance-shaped leaves, forming a sprawling groundcover that thrives in dry, well-drained soils.
Planting Information
Light Requirement
Full Sun (6–8 hours/day)
Planting Depth
Surface Sow
Sowing Method
Start Indoors or Direct Sow Outdoors
Plant Spacing
12–18 Inches
Days to Maturity
1–2 Years
Soil Preparation
Cold Stratify for 30 Days
Hardiness Zones
3–7
Water Needs
Moderate; allow soil to dry between waterings
Planting Season
Spring
Coverage
Seed Count
Recommended Coverage
100
Up to 100 sq ft
500
Up to 500 sq ft
1000
Up to 1000 sq ft