Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Rosaceae

Genus:

Crataegus

Species:

Crataegus johnstonii

Growth Characteristics

Height:

600 cm

Drought Tolerance:

Medium

Bloom Months:

apr,may

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, small mammals, pollinators

Fall Color:

orange, red

Propagation & Germination

Stratification:

Cold/moist stratification required — 90–120 days

Germination Time:

30–180 days

Notes:

Hawthorn seeds exhibit variable germination and may require extended cold stratification; germination can be erratic over extended periods.

The above propagation data sourced from Claude AI