Zinnia Benary's Giant Deep Red Seed
Best choice for gardeners wanting long-lasting, vibrant cut flower arrangements.
Cultivate breathtaking Zinnia Benary's Giant Deep Red flowers, ideal for creating stunning bouquets. This variety is celebrated for its giant dahlia-flowered blooms, measuring 4 to 6 inches, supported by robust, thick stems that stand tall. The deep red color is consistently vibrant and clear. Engineered for superior performance, these zinnias exhibit enhanced disease resistance and an impressively long vase life, making them an essential choice for cut flower gardens.
$6.95
Owner Satisfaction
4.7
/ 5
Category Rank
270
/ 6090
#270 in Seeds & Seed Tape
Price vs Category Average
-35%
Below average
Maturation Days
70
/ Days
Who it's for
- Professional florists seeking consistent, high-quality cut flowers
- Gardeners wanting a bold, dramatic color statement
- Busy growers needing heat-tolerant, high-yield summer blooms
Who should skip it
- Gardeners in humid climates without space for airflow
- Budget-conscious hobbyists looking for inexpensive seed options
- Low-maintenance gardeners who prefer plants without staking requirements
Performance breakdown
Bloom Size
Four to six-inch dahlia-style flowers provide massive, high-impact visual appeal.
Vase Longevity
Engineered for extended cut-flower life, keeping arrangements fresh for weeks.
Structural Integrity
Robust, thick stems prevent bending and ensure tall, upright garden displays.
Disease Resistance
Enhanced tolerance minimizes common garden ailments for a healthier, easier harvest.
Germination Speed
Rapid five to ten-day sprouting window gets your garden started quickly.
Color Consistency
Deep, vibrant red hues remain uniform across every single bloom produced.
Key Specs
Maturation Days
70 Days
Plant Height
40-50 inches
Plant Spread
12-16 inches
Soil Temperature for Germination
70-75°F
Grow on Temperature Day
75-80°F
Seeding Depth
0.25-0.5 inches
Germination Days
5-10 Days
Plant Type
Annual
Features
- Produces giant dahlia-flowered blooms
- Long, thick stems resist bending
- Flowers measure 4 to 6 inches
- Enhanced disease tolerance
- Significantly longer vase life
- Uniform, bright color
- Excellent for cut flower arrangements
What customers say
Professional growers and serious gardeners highly value Harris Seeds' Zinnia Benary's Giant Deep Red for its exceptional quality and reliability. Customers consistently report outstanding germination success, building strong trust in the seed viability. The deep red color is universally praised for being vibrant and true to type, making these zinnias ideal for arrangements. A key feature is the robust, sturdy stems that support the large, impressive blooms perfectly, which is critical for commercial applications. While the initial cost is higher, reviewers agree the superior performance, uniformity, and professional grade results fully justify the investment, offering excellent perceived value. This zinnia is celebrated as a dependable choice delivering stunning, predictable blooms.
Know before you buy
These plants reach a height of 40 to 50 inches. Because they feature robust, thick stems designed to resist bending, they typically do not require staking if planted in a location with adequate sunlight.
You can expect germination within 5 to 10 days when soil temperatures are between 70 and 75°F. The plants will reach maturity and begin flowering approximately 70 days after planting.
Yes, they are specifically engineered for that purpose. They produce large 4- to 6-inch dahlia-like blooms on long, sturdy stems and are noted for having a significantly longer vase life than standard varieties.
These zinnias perform best in full sun with a daytime growing temperature of 75 to 80°F. Ensure you plant the seeds at a depth of 0.25 to 0.5 inches in well-draining soil during the spring.
This hybrid variety has been specifically bred for enhanced disease tolerance, making them more resilient than many traditional zinnia types. Providing proper spacing of 12 to 16 inches between plants will further help maintain good airflow and plant health.
Still have a question?
Ask Hayley anything about this product before you decide.