Bladder Campion

Silene latifolia

Also known as: maidenstears

Native to:
Albania, Algeria, Austria, Baltic States, Belarus, Belgium, Bulgaria, China, Corse, Czechia-Slovakia, France, Germany, Greece, Hungary, Iran, Iraq, Italy, Kazakhstan, Kirgizstan, Krym, Kuril Is., Lebanon-Syria, Morocco, Netherlands, North Caucasus, NW. Balkan Pen., Portugal, Romania, Russia, Sardegna, Sicilia, Spain, Switzerland, Tadzhikistan, Transcaucasus, Tunisia, Türkiye, Türkiye-in-Europe, Turkmenistan, Ukraine, Uzbekistan

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Caryophyllaceae
Genus:
Silene
Species:
Silene latifolia
USDA Symbol:
SILA21

Growth Characteristics

Life Cycle:
Biennial | Perennial
Growth Habit:
Forb/herb
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul,aug,sep
Bloom Colors:
white

Reported Fauna Sightings

Bees: Black and (Bombus auricomus), Brown-belted bumble (Bombus griseocollis), Common eastern (Bombus impatiens), Confusing bumble (Bombus perplexus), Half-black bumble (Bombus vagans), Northern amber (Bombus borealis), Red-belted bumble (Bombus rufocinctus), 🛑Rusty-patched bumble (Bombus affinis), Two-spotted bumble (Bombus bimaculatus), Yellow bumble (Bombus fervidus)

Garden & Ecology Notes

Wildlife Value:
moths
Fragrant:
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 open, disturbed areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
10–21 days
Notes:
Seeds germinate readily with light; cold stratification improves germination rates but is not always required.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20°C. Seed germinates within 3 months * some photo effects

Source: Ontario Rock Garden & Hardy Plant Society