Sawtooth Hawthorn

Crataegus mollis var. viburnifolia

Native to:
United States

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Crataegus
Species:
Crataegus mollis var. viburnifolia
USDA Symbol:
CRVI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
1200 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may
Bloom Colors:
white

Wildlife Benefits

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

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
birds, small mammals, butterflies
Deer Resistant:
Yes
Fragrant:
Yes
Fall Color:
red, orange, yellow
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Can resprout from the root crown following fire; historically present in fire-maintained savanna edges.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
moist to moderately dry
Notes:
prefers fertile soils in native habitats

Propagation & Germination

Stratification:
Warm then cold/moist stratification (double dormancy) — 120–180 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
365–730 days
Notes:
Crataegus seeds have deep dormancy requiring warm then cold stratification; germination may take 1-2 years. Scarification aids penetration of hard seed coat.

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