Swallowtail Garden Seeds Benary's Giant Zinnia
Best premium seeds for home gardeners seeking reliable high yield blooms.
These are the heavy lifters of the summer cutting garden, producing massive, double-petaled blooms that actually survive the season’s worst heat and humidity. While they demand a bit of vertical space, the payoff is a non-stop supply of vibrant, vase-ready flowers that practically beg for butterflies and hummingbirds to visit.
$3.99
at
Swallowtailgardenseeds
Who it's for
- Gardeners in humid climates seeking low-maintenance, healthy foliage
- Cut-flower enthusiasts wanting long-lasting, structural blooms for indoor vases
- Landscapers designing high-impact, color-focused summer garden borders
Who should skip it
- Impatient growers needing immediate floral coverage in early spring
- Urban gardeners working with limited square footage or small containers
- Hands-off hobbyists preferring plants that thrive in poor soil conditions
Performance breakdown
Bloom Size
Massive, double-petaled heads create a dramatic visual impact in any garden.
Hardiness
Exceptional resilience against heat, rain, and common mildew issues.
Pollinator Appeal
A reliable magnet for hummingbirds and butterflies throughout the season.
Vase Life
Sturdy stems provide a week of fresh color for indoor arrangements.
Germination Speed
Fast sprouting window ensures quick establishment for impatient gardeners.
Bloom Duration
Consistent flowering from early summer straight through the first frost.
Key Specs
Plant Type
Flower
Mature Height
36 inches
Sunlight Exposure
Full sun
Seed Count
30
Lifecycle
Annual
Pest Resistant
Yes
Disease Resistant
Yes
Pollinator Friendly
Yes
Planting Depth
0.635 cm
Days to Germination
3-10 days
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