Gladiolus - Atom
Best choice for gardeners wanting vibrant, low-maintenance hummingbird-friendly summer blooms.
Elevate your garden with the Gladiolus 'Atom', a summer favorite renowned for its striking scarlet red blooms edged with a delicate silvery-white picotee. This variety grows to an impressive height of 30-36 inches, showcasing beautiful sword-like foliage. It's an easy-to-grow option, offering more cold hardiness than many other gladiolus types, extending its enjoyment. Perfect for mixed perennial gardens, these bulbs also attract beneficial hummingbirds, adding life and color to your outdoor space. This selection is ideal for bringing vibrant, long-lasting beauty to your landscape.
$8.37
Owner Satisfaction
4.6
/ 5
Category Rank
726
/ 3183
#726 in Plant & Flower Bulbs
Price vs Category Average
-65%
Below average
Includes
10
/ Gladiolus Bulbs
Who it's for
- Gardeners seeking high-impact visual focal points
- Floral designers needing professional-grade, long-lasting stems
- Novice gardeners wanting reliable, vigorous summer blooms
Who should skip it
- Gardeners wanting low-maintenance plants without structural support
- Busy growers looking to avoid active pest management
- Cold-climate residents avoiding seasonal bulb storage labor
Performance breakdown
Visual Impact
Striking scarlet blooms with unique picotee edges command immediate garden attention.
Ease of Cultivation
Straightforward planting requirements make this an accessible choice for novice gardeners.
Pollinator Appeal
High-nectar profile effectively draws hummingbirds to your outdoor living space.
Climate Versatility
Expanded hardiness zones allow for successful growth across diverse regional climates.
Landscape Integration
Vertical sword-like foliage provides excellent structure for mixed perennial garden beds.
Bloom Longevity
Reliable early summer flowering provides a consistent, vibrant seasonal display.
Key Specs
Includes
10 Gladiolus Bulbs
Planting Depth
3-4 inches
Planting Proximity
4-5 inches
Mature Height
30-36 inches
Mature Spread
4-5 inches
Hardiness Zones
5-10
Sunlight Requirement
Full Sun
Bloom Season
Early Summer
Features
- Vibrant scarlet red flowers with white edges
- Grows up to 36 inches tall
- Cold-hardy for extended bloom season
- Attracts hummingbirds
- Striking sword-like foliage
- Ideal for mixed perennial gardens
- Easy to grow summer favorite
What customers say
Customers report high satisfaction focusing on the exceptional viability and stunning, true to description coloration of the Gladiolus 'Atom' bulbs. Reviewers consistently praise the robust health and substantial size of the bulbs upon arrival, setting positive expectations. The resulting blooms feature an intense, fiery red orange hue. Gardeners frequently note the impressive height and sturdy stems, making these gladioli excellent for long lasting cut flowers. While most experienced successful growth, a few noted minor variability in viability. Overall, the consensus confirms these bulbs deliver a reliable and visually dramatic garden addition, driven by successful growth and vibrant aesthetic results.
Know before you buy
For optimal growth, plant your bulbs 3 to 4 inches deep in well-draining soil.
Yes, the Gladiolus 'Atom' thrives in full sun. Ensure your planting site receives at least six to eight hours of direct sunlight daily for the best flower production.
These bulbs are hardy in zones 5 through 10. While they offer more cold tolerance than many other varieties, gardeners in the colder end of that range should ensure the soil is well-drained to prevent winter rot.
Space your bulbs 4 to 5 inches apart. This distance allows for proper airflow and ensures each plant has enough room to develop its sword-like foliage.
Absolutely. The vibrant scarlet blooms are particularly effective at attracting hummingbirds, making them a great choice for a wildlife-friendly landscape.
You can expect these plants to reach a mature height of 30 to 36 inches. Given their height, they work beautifully as a mid-to-back border element in mixed perennial gardens.
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$8