Crimean Iris

Iris lutescens

Native to:
France, Italy, Portugal, Spain

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Iridaceae
Genus:
Iris
Species:
Iris lutescens
USDA Symbol:
IRLU

Growth Characteristics

Growth Habit:
Geophyte
Height:
30 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar,apr,may
Bloom Colors:
yellow, purple, violet, white
Ground Cover:
Yes

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
bees
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
rocky, well-drained calcareous soil
pH:
6.0 - 8.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to Mediterranean regions with limestone substrates

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–180 days
Notes:
Germination can be slow and erratic. Seeds benefit from cold stratification and may take several months to germinate.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20°C. Seed germinates within 3 months Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard water and any seeds that remain floating. * 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