High Country Gardens
Summer's Swan Song Ironweed (Vernonia)
Best compact native perennial for small, pollinator-friendly gardens.
Discover Summer's Swan Song Ironweed, a vigorous native hybrid bred for its stunning late-season floral display. This ornamental variety boasts nectar-rich, dark purple flowers that attract bees and monarch butterflies in early to mid-fall. Its attractive olive-green foliage contrasts beautifully with deep red stems. Notably compact for an Ironweed, it reaches about 3 feet tall and wide, making it ideal for smaller gardens. The plant's unique interlocking stem structure provides natural wind resistance, ensuring an upright growth habit. It thrives in a variety of soils with moderate moisture.
$16.14
Owner Satisfaction
4.6
/ 5
Category Rank
864
/ 3268
#864 in Landscaping & Garden Plants
Price vs Category Average
-42%
Below average
Cultivar
28556
/ Vernonia x 'Summer's Swan Song' PP#
Who it's for
- Gardeners seeking vibrant color during the late-season lull
- Conservationists aiming to support local pollinator populations
- Busy homeowners wanting low-maintenance, drought-tolerant native plants
Who should skip it
- Gardeners avoiding plants that require staking or regular pruning
- Minimalists who prefer low-maintenance garden beds without aggressive spreaders
- Shade-garden owners lacking sufficient direct sunlight for tall perennials
Performance breakdown
Pollinator Impact
High-nectar blooms serve as a vital late-season magnet for monarchs.
Garden Versatility
Compact stature fits perfectly into smaller beds and urban landscapes.
Structural Integrity
Interlocking stems maintain an upright habit without needing extra staking.
Environmental Resilience
Waterwise performance thrives across diverse soil types and hardiness zones.
Pest Deterrence
Reliable resistance keeps deer away from your late-season floral display.
Seasonal Visuals
Striking purple blooms provide essential color when other perennials fade.
Key Specs
Cultivar
Vernonia x 'Summer's Swan Song' PP#28556
Mature Height
36 inches
Mature Spread
40 inches
Ships As
Potted Plant
Light Requirement
Full Sun to Partial Shade
Soil Type Compatibility
Average Soil, Sandy Soil, Low Fertility Soil, Clay-loam
Water Tolerance
Low-Water / Waterwise
Life Cycle
Perennial
Features
- Attracts bees and butterflies
- Compact size for smaller gardens
- Vigorous native hybrid
- Dark purple flowers, olive-green foliage
- Upright growth habit
- Wind-resistant stems
- Deer and rabbit resistant
- Performs well in trials
What customers say
Customers consistently praise the exceptional quality and reliability of the Summer's Swan Song Ironweed. Reviewers frequently note how healthy the plants arrive and how quickly they establish, even in difficult garden spots. The late season vibrant purple blooms are a major highlight, providing essential color when other plants fade. Gardeners appreciate its robust nature and strong appeal to butterflies, confirming its value as a dependable, high impact perennial that extends the gardening season.
Know before you buy
Unlike many native Ironweeds that can grow quite tall and unruly, 'Summer's Swan Song' is a compact hybrid specifically bred to stay under 3 feet. It features a sturdy, interlocking stem structure that prevents the plant from flopping over, even in windy conditions.
Yes, it is an excellent choice for supporting local ecosystems. The nectar-rich, deep purple flowers are highly attractive to bees and migrating monarch butterflies during the late-season bloom period.
Yes, this variety is deer resistant. While no plant is entirely immune to hungry wildlife, it is generally avoided by deer and rabbits in the landscape.
This plant is quite adaptable and performs well in a range of soil types, including sandy, loamy, and clay-loam soils. For the best results, plant it in a location that receives full sun to partial shade.
No, this plant is not considered pet-safe. If you have curious pets that tend to chew on garden greenery, you may want to place it in a restricted area of your yard.
It is considered a waterwise plant that requires only moderate moisture. Once established, it is fairly resilient, though it will perform best if you maintain consistent soil moisture during the growing season.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$16