Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Viburnaceae

Genus:

Viburnum

Species:

Viburnum rhytidophyllum

USDA Symbol:

VIRH

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Shrub

Height:

450 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

apr,may,jun

Bloom Colors:

white, cream

Landscaping Shrub:

Yes

Keystone Species Ranking

Caterpillar Keystone:

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

Garden & Ecology Notes

Wildlife Value:

birds

Deer Resistant:

Yes

Soil Requirements

Soil Type:

rich, well-drained loamy soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

good drainage required

Moisture:

consistently moist

Notes:

Prefers sheltered, woodland-like conditions

Propagation & Germination

Stratification:

Warm then cold/moist stratification (double dormancy) — 150–270 days

Germination Time:

30–365 days

Notes:

Seeds have double dormancy requiring warm stratification followed by cold stratification. Germination can be erratic and may take up to two years.

The above propagation data sourced from Claude AI