Kingston's Hawthorn

Crataegus kingstonensis

Native to:
Canada

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Crataegus
Species:
Crataegus kingstonensis
USDA Symbol:
CRKI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
600 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun
Bloom Colors:
white
Landscaping Shrub:
Yes

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
birds, bees, butterflies, small mammals
Deer Resistant:
Yes
Fragrant:
Yes
Fall Color:
red, orange
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Can resprout from the root crown following fire; tolerates occasional low-intensity burns.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny locations

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:
Hawthorns have deep seed dormancy requiring warm stratification followed by cold stratification; germination may take 1-2 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