Photo by Melody

PlantFiles: English Iris
Iris latifolia

Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Species: latifolia (lat-ee-FOH-lee-uh) (Info)

Synonym:Iris anglica
Synonym:Iris xiphioides

» View all varieties of Iris

7 members have or want this plant for trade.


18-24 in. (45-60 cm)

3-6 in. (7-15 cm)

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)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:
Full Sun
Sun to Partial Shade

Parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction

Bloom Color:
Bright Yellow

Bloom Time:
Late Midseason (MLa)
Very late (VLa)


Other details:
Requires consistently moist soil; do not let dry out between waterings

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information:

Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:
Allow pods to dry on plant; break open to collect seeds

Awards (if applicable):
Unknown - Tell us

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By FlowerManiac
Thumbnail #1 of Iris latifolia by FlowerManiac

By FlowerManiac
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By Zaragoza
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1 positive
1 neutral
No negatives

Gardeners' Notes:

Positive meschow On Feb 28, 2011, meschow from Hot Springs National Park, AR wrote:

What is the difference between an English Iris and a Dutch Iris?
I grew one of these when I lived in Birmingham, Al and they did well. I cannot remember which I had. They were early Spring bloomers.

Neutral saya On Sep 17, 2006, saya from Heerlen
Netherlands (Zone 8b) wrote:

Bulbous plant. Origine from Spain and Pyrenees Mountains on flowery pastures. Prefers a somewhat moist spot in the garden. Bulbs are not common commercial offered because the bulbs cannot stay long out of the soil.


This plant has been said to grow in the following regions:

Coppell, Texas
Salt Lake City, Utah

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