Bridalwreath Spirea

Spiraea prunifolia

Native to:
China, Korea, Taiwan

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Spiraea
Species:
Spiraea prunifolia
USDA Symbol:
SPPR

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
270 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may
Bloom Colors:
white
Landscaping Shrub:
Yes

Wildlife Benefits

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

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Fall Color:
orange, red

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to woodland edges and slopes

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination. Softwood cuttings are more commonly used for propagation.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 10C.

Source: Ontario Rock Garden & Hardy Plant Society