Summer Snowflake

Leucojum aestivum

Native to:
Albania, Austria, Belgium, Bulgaria, Czechia-Slovakia, France, Germany, Greece, Hungary, Iran, Italy, Krym, Netherlands, North Caucasus, NW. Balkan Pen., Romania, Switzerland, Transcaucasus, Türkiye, Türkiye-in-Europe, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Amaryllidaceae
Genus:
Leucojum
Species:
Leucojum aestivum
USDA Symbol:
LEAE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
apr,may
Bloom Colors:
white

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
bees
Deer Resistant:
Yes

Soil Requirements

Soil Type:
rich, moisture-retentive loamy soil
pH:
6.0 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wet meadows and riverbanks

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–180 days
Notes:
Seeds germinate erratically and may take several months. Fresh seed germinates best; sow in autumn for natural cold stratification.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Expose to fluctuating outdoor winter temps incl. freezing for 3 months. Increase light/temp in spring.

Source: Ontario Rock Garden & Hardy Plant Society