Gladiolus, Dwarf Gladiola, Hardy Gladiolus 'Atom'

Gladiolusnanus

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Gladiolus (GLAD-ee-oh-lus)
Species
nanus (NAN-us)
Synonym
Sun Exposure
Full Sun
Foliage
Herbaceous
Smooth
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction
Bloom Color
Red
Scarlet (dark red)
Silver/Gray
Bloom Time
Mid Summer
Other Details
Category
Bulbs
Tropicals and Tender Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Flowers are good for cutting
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Montgomery, Alabama

Anchorage, Alaska

Happy Jack, Arizona

Little Rock, Arkansas

Williford, Arkansas

Knights Landing, California

Littleton, Colorado

Jacksonville, Florida

Carrollton, Georgia

Hebron, Kentucky

West Monroe, Louisiana

South China, Maine

Burlington, Massachusetts

Springfield, Massachusetts

Swansea, Massachusetts

Denville, New Jersey

Winston Salem, North Carolina

Bucyrus, Ohio

Cleveland, Ohio

Warren, Pennsylvania

Wynnewood, Pennsylvania

Murfreesboro, Tennessee

Fate, Texas

Fort Worth, Texas

Lufkin, Texas

Richmond, Texas

Putney, Vermont

Kalama, Washington

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Gardener's Notes:

8
positives
0
neutral
0
negative
Sort By:
Sort By:
B
Carrollton, GA (Zone 7b) | January 2016 | positive

Very easy to grow and very cold hardy here in zone 7B. I am thinking the hardiness zones need updating on most of this variety of glads.

H
Rockford, IL | July 2015 | positive

My best friend texted me a picture of her Atom. She wasn't even sure what it was. I search the web until I found it. She had never seen i...Read More

E
Bucyrus, OH | March 2010 | positive

I have grown 'Atom' for two years. I left the corms in the ground after the first season. We had the coldest winter temperatures in 20 ...Read More

M
Lufkin, TX (Zone 8a) | June 2009 | positive

Wonderful, easy to grow glad with bright eye-catching blooms. Needs some staking but well worth it. The blooms are long lasting and hea...Read More

S
Swansea, MA (Zone 6b) | August 2008 | positive

This was my first year with these glads, and I was amazed at just how gorgeous they were when they bloomed. The vivid color was a definit...Read More

B
Warren, PA (Zone 5a) | August 2007 | positive

A beautiful glad, much admired by all who saw it in the garden or in the vase. This was the first of six varieties in our garden to bloom...Read More

V
(Zone 8a) | June 2007 | positive

So vibrant and beautiful!

K
Northwest, OH (Zone 5b) | July 2006 | positive

This delicate, picotee-edged mini glad is breathtaking! Its tall, slim profile necessitates staking, though, if it's to survive to fully...Read More

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