Culver's Root

Viburnum farreri

Native to:
China

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Viburnaceae
Genus:
Viburnum
Species:
Viburnum farreri
USDA Symbol:
VIFA4

Growth Characteristics

Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
mar,apr,may
Bloom Colors:
pink, white
Landscaping Shrub:
Yes

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
birds, butterflies
Fragrant:
Yes
Fall Color:
red, purple

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to forest edges and slopes

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–60 days
Notes:
Seeds benefit from cold stratification for 2-3 months to break dormancy.

ORGHPS Germination Guide: Expose to fluctuating outdoor winter temps incl. freezing for 3 months. Increase light/temp in spring. Pulpy coat -- soak & rinse daily 7 days to remove.

Source: Ontario Rock Garden & Hardy Plant Society