Plant Min Zone: 4a
Plant Max Zone: 9a
Sunlight: All Day Full Sun, Full Sun
Water / Rainfall: Very Low, Low, Average
Soil Quality: Poor, Average
Bloom Season: Summer, Late Summer
Flower Color: Purple, Reddish Purple
Berry / Fruit Color: None
Spring Foliage Color: Green
Summer Foliage Color: Green
Fall Foliage Color: Green
Evergreen Foliage: No
Winter Interest: Some
Scented Flowers: No
Drought Tolerance: Medium, High
Wet-Feet Tolerance: Medium
Humidity Tolerance: Medium, High
Wind Tolerance: High
Poor Soil Tolerance: Rocky Soils, Sandy Soils, Shallow Soils, Clay Soils
Height: 3' - 5'
Width: 2' - 3'
Growth Rate: Medium
Service Life: Very Long: 10-20 years
Maintenance Need: Medium
Spreading Potential: Medium
Yearly Trimming Tips: Trim Perennial to Ground in Early Winter After Hard Freezes: Some Winter Interest.
Plant Grouping Size: Small Grouping of 3-5, Medium Grouping of 5-10, Mass Planting of 10 or more
Best Side of House: South Exposure, West Exposure, East Exposure, North Exposure
Extreme Planting Locations: Survives Severe Drought, Tolerates Extreme Heat
Ornamental Features: Long Blooming Season
Special Landscape Uses: Naturalizing
Possible Pest Problems: Root Rot Disease, Foliage Disease
Plant Limitations: Sometimes Mistaken as Weed, May Needs Staking, Aggressive Rhizomes / Runners, May Be Too Invasive for Garden Use, Unwanted Self-seeding
Shippable in 2026: YES
***Description for this perennial available with future update!*** Vernonia baldwinii is also known as Western Ironweed.