Tall Bearded Iris 'Altruist'

Iris

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Iris (EYE-ris)
Synonym
Spacing
36-48 in. (90-120 cm)
Hardiness
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
Sun Exposure
USDA Zone 3a: to -39.9 °C (-40 °F)
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)
Danger
Full Sun
Bloom Color
Parts of plant are poisonous if ingested
Foliage
Light Blue
Class
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Bloom Time
Other Details
Other details
Propagation Methods
Herbaceous
Seed Collecting
Soil pH requirements
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Patent Information
Awards (if applicable)
Foliage Color
Bloom Characteristics
Perennials
Water Requirements
Where to Grow
Regional

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

Merced, California

Derby, Kansas

Manhattan, Kansas

Auburn, New Hampshire

Felicity, Ohio

Myrtle Beach, South Carolina

Greeneville, Tennessee

show all

Featured Videos

Gardener's Notes:

1
positive
2
neutrals
0
negative
Sort By:
Sort By:
J
J
Belfield, ND (Zone 4a) | May 2007 | neutral

Awards: Honorable Mention 1989; Award of Merit 1991

M
Myrtle Beach, SC | March 2006 | positive

Without exception, this is one of the most vigorous iris that I have seen and the most vigorous in the garden from which I took a rhizome...Read More

M
Oro Valley, AZ (Zone 9a) | November 2004 | neutral

Lovely iris, but not a strong grower here in Arizona.

Featured
Katydid
(Pediodectes haldemani)
Swallow Tanager
(Tersina viridis)
Featured
Katydid
(Pediodectes haldemani)
Swallow Tanager
(Tersina viridis)