Abbeville Iris

Iris × nelsonii

Native to:
United States

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Iridaceae
Genus:
Iris
Species:
Iris × nelsonii
USDA Symbol:
IRNE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Geophyte
Height:
90 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
apr,may
Bloom Colors:
red, copper, brown, yellow, purple

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
hummingbirds, bees
Deer Resistant:
Yes

Soil Requirements

Soil Type:
rich, moisture-retentive loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
prefers wetland or marshy conditions

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–180 days
Notes:
Iris seeds can be slow and erratic; fresh seed and cold stratification improve germination rates.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Source: Claude AI

ORGHPS Germination Guide: Expose to fluctuation outdoor winter temperatures including freezing for 3 months. Gradually increase light and temperature in the spring. * sow fresh or soak old seed; prechill 4 weeks or place outdoors over winter and bring indoors once germinated to avoid temperature shock; transplant at 4 leaves

Source: Ontario Rock Garden & Hardy Plant Society