Species Iris, Grass-leaved Flag, Sword Lily, Plum Scented Iris

Irisgraminea

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Iris (EYE-ris)
Species
graminea (gram-IN-ee-a)
Synonym
Iris adamii
Iris bayonnensis
Iris lamprophylla
Iris nikitensis
Iris pseudocyperus
Spacing
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
Hardiness
9-12 in. (22-30 cm)
Sun Exposure
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
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)
Danger
Full Sun
Bloom Color
Parts of plant are poisonous if ingested
Foliage
Lavender
Class
Allow pods to dry on plant; break open to collect seeds
Bloom Time
Other Details
Other details
Propagation Methods
Herbaceous
Textured
Seed Collecting
Soil pH requirements
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Patent Information
Awards (if applicable)
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Regional

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

Shelburne Falls, Massachusetts

MOUNT HOOD PARKDALE, Oregon

Sherwood, Oregon

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Gardener's Notes:

3
positives
1
neutral
0
negative
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S
Aurora, ON (Zone 5b) | June 2009 | positive

Beautiful little plant. Quite hardy and vigorous here (zone 5a). Flowers placed a bit low among leaves.

A
Calgary, AB (Zone 3b) | February 2008 | positive

Hardy in zone 3; also called "plum-scented iris".

B
(Zone 7a) | January 2007 | neutral

This species can be germinated from seed, so am sharing some researched germination methods from 2 very credible sources, the better to g...Read More

B
B
Shelburne Falls, MA (Zone 5a) | October 2004 | positive

This is a delicate, multicolored, fragrant flower which I look forward to every year. Foliage and size are unusual. There is nothing as...Read More

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