Blackberry Lily

Iris domestica

Native to:
Bangladesh, Cambodia, China, Hainan, India, Japan, Korea, Malaya, Myanmar, Nepal, Philippines, Russia, Taiwan, Vietnam

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Iridaceae
Genus:
Iris
Species:
Iris domestica
USDA Symbol:
BECH

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Geophyte
Height:
120 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jul,aug
Bloom Colors:
orange, yellow, red

Keystone Species Ranking

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

Host Plant for Caterpillars

Macronoctua onusta

Garden & Ecology Notes

Wildlife Value:
birds
Deer Resistant:
Yes

Soil Requirements

Soil Type:
well-drained, sandy or loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers sunny locations with good air circulation

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate readily after cold stratification. Can also be direct sown in fall for natural stratification.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires light / surface sow (fine seed).

Source: Ontario Rock Garden & Hardy Plant Society