Plant Min Zone: 4a
Plant Max Zone: 9a
Sunlight: All Day Full Sun, Full Sun
Water / Rainfall: Very Low, Low
Soil Quality: Poor
Bloom Season: Early Summer, Summer, Late Summer
Flower Color: Yellow
Berry / Fruit Color: Green
Spring Foliage Color: Silver-Grey
Summer Foliage Color: Silver-Grey
Fall Foliage Color: Silver-Grey
Evergreen Foliage: No
Winter Interest: No
Scented Flowers: No
Drought Tolerance: High
Wet-Feet Tolerance: Low
Humidity Tolerance: Low, Medium
Wind Tolerance: High
Poor Soil Tolerance: Rocky Soils, Sandy Soils, Shallow Soils, Alkaline Soils (high PH)
Height: 0.5' - 0.75'
Width: 1.5' - 2'
Growth Rate: Medium
Service Life: Medium: 3-5 years
Maintenance Need: Low
Spreading Potential: Low
Yearly Trimming Tips: Trim Perennial to Ground Around First Fall Freeze: No Winter Interest.
Plant Grouping Size: Small Grouping of 3-5
Best Side of House: South Exposure, West Exposure
Extreme Planting Locations: Survives Under Roof Overhang, Survives Severe Drought, Tolerates Extreme Heat, Resistant to Rabbits, Top of Retaining Wall Locations
Ornamental Features: Long Blooming Season, Multiple Seasons of Interest, Exceptional / Colorful Foliage
Special Landscape Uses: Groundcover
Possible Pest Problems: Deer, Rabbits, Stem/Crown Disease, Root Rot Disease
Plant Limitations: Needs Excellent Drainage
Silver Blade Missouri Primrose, is also known as Oenothera macrocarpa subsp. incana 'Silver Blade'