Downy Hawthorn

Crataegus mollis

Native to:
Canada, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Crataegus
Species:
Crataegus mollis
USDA Symbol:
CRMO2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
1200 cm
Light Requirements:
Full Sun,Part Shade,Shade
Drought Tolerance:
Medium
Bloom Months:
apr,may
Bloom Colors:
white
Food Forest:
Contains edible parts

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

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

Host Plant for Caterpillars

Cecropia moth (Hyalophora cecropia), Parornix inusitatumella, Phyllonorycter crataegella, Stigmella scintillans, Tischeria crataegifoliae

Garden & Ecology Notes

Wildlife Value:
birds, small mammals, butterflies, bees
Fragrant:
Yes
Fall Color:
red, orange, yellow

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
moist to moderately dry
Notes:
prefers fertile soils in open woodlands

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:
Seeds exhibit deep double dormancy requiring warm stratification followed by cold. Germination is often erratic and may take 2+ 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