Blackhaw

Viburnum prunifolium

Also known as: Hybrid Blackhaw

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Viburnaceae
Genus:
Viburnum
Species:
Viburnum prunifolium
USDA Symbol:
VIPR

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
500 cm
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
apr,may
Bloom Colors:
white, cream
Landscaping Shrub:
Yes

Wildlife Benefits

Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

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

Host Plant for Caterpillars

Calledapteryx dryopterata, Coleophora viburniella, green cloverworm moth (Platynota idaeusalis), Holly Blue (Celastrina argiolus)

Reported Fauna Sightings

Moths:Acronicta fallax, Hummingbird Clearwing (Hemaris thysbe)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fall Color:
red, purple, maroon
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown following fire. Tolerates occasional low-intensity fire in woodland settings.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates moderate drainage
Moisture:
dry to moderate
Notes:
prefers edge of woodlands and open fields

Propagation & Germination

Stratification:
Warm then cold/moist stratification (double dormancy) — 150–270 days
Germination Time:
365–730 days
Notes:
Seeds exhibit double dormancy requiring warm stratification followed by cold stratification. Germination often takes two years.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: Claude AI