Koolau Gap Catchfly

Silene degeneri

Native to:
Hawaii, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Caryophyllaceae
Genus:
Silene
Species:
Silene degeneri
USDA Symbol:
SIDE5

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Subshrub
Height:
40 cm
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul
Bloom Colors:
pink, white

Wildlife Benefits

Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
butterflies, moths

Soil Requirements

Soil Type:
rocky, well-drained calcareous soil
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to limestone-rich areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–28 days
Notes:
Light may aid germination. Seeds are small and should be surface sown.

The above propagation data sourced from Claude AI