Outsidepride Silphium Cup Plant Flower Seeds
Best unique flora for attracting pollinators.
These Silphium Cup Plant seeds from Outsidepride produce tall, showy flowers with unique "cups" that collect dew. This perennial variety thrives in full sun and loamy, moist soil, making it ideal for pollinator gardens and supporting wildlife. The expected blooming period is from spring to fall, adding vibrant yellow blooms to your landscape. Each pack contains 200 seeds, suitable for outdoor use and planting in the spring. These seeds are non-GMO and are designed to attract bees and butterflies, contributing to a healthy ecosystem.
$7.49
Owner Satisfaction
4.4
/ 5
Category Rank
5818
/ 6513
#5818 in Seeds & Seed Tape
Price vs Category Average
-29%
Below average
Indoor/Outdoor Usage
Outdoor
/ Outdoor
Who it's for
- Gardeners eager to support local wildlife and ecosystem health
- Busy individuals seeking low-maintenance, long-lasting garden additions
- Homeowners desiring a distinctive, visually impactful garden feature
Who should skip it
- Impatient gardeners expecting rapid growth and immediate blooms
- Urban dwellers with limited garden space or small yards
- Meticulous gardeners preferring strict control over plant placement
Performance breakdown
Pollinator Attraction
High-nectar yellow blooms are a magnet for local bees and butterflies.
Garden Longevity
Perennial growth habit ensures reliable return year after year.
Visual Impact
Unique cup-shaped foliage adds architectural interest beyond standard floral displays.
Ease of Establishment
Requires specific soil moisture levels to thrive during initial germination.
Bloom Duration
Extended flowering window provides consistent color from spring through autumn.
Seed Viability
Non-GMO sourcing ensures high-quality genetics for consistent garden performance.
Key Specs
Indoor/Outdoor Usage
Outdoor
Brand
Outsidepride
Material Feature
GMO Free
Color
Yellow
Special Feature
Seeds
Expected Blooming Period
Spring to Fall
Item Weight
22.68 g
Sunlight Exposure
Full Sun
Know before you buy
These plants perform best in loamy, moist soil. Ensure your planting site has good drainage while maintaining consistent moisture to support their growth.
No, Silphium Cup Plants are not recommended for containers. They are large, perennial plants that require direct ground planting to accommodate their root systems and mature size.
The ideal planting period for these seeds is in the spring. This allows the plants to establish themselves during the warmer months before the blooming cycle begins.
Yes, these plants are highly pollinator-friendly. Their unique cup-shaped leaves collect dew, providing a water source for wildlife, while the yellow blooms are excellent for attracting bees and butterflies.
As a perennial variety, these plants are designed to return year after year. Once established, they provide long-term beauty and support for your local ecosystem.
Still have a question?
Ask Hayley anything about this product before you decide.