Stinking Iris

Iris foetidissima

Native to:
Algeria, Azores, Baleares, Corse, France, Italy, Morocco, Portugal, Sardegna, Sicilia, Spain, Tunisia

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Iridaceae
Genus:
Iris
Species:
Iris foetidissima
USDA Symbol:
IRFO

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Geophyte
Height:
90 cm
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul
Bloom Colors:
pale purple, yellow

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
birds
Deer Resistant:
Yes

Soil Requirements

Soil Type:
fertile, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
dry to moderate
Notes:
native to woodland and coastal areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–180 days
Notes:
Germination can be slow and erratic. Fresh seed germinates more readily than dried seed.

The above propagation data sourced from 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