Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Rosaceae

Genus:

Crataegus

Species:

Crataegus grandifolia

Growth Characteristics

Height:

800 cm

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, small mammals, pollinators

Fall Color:

orange, red

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:

Cold/moist stratification required — 90–120 days

Germination Time:

30–180 days

Notes:

Seeds exhibit embryo dormancy and require cold stratification. Germination can be slow and erratic even after proper stratification.

Source: Claude claude-sonnet-4-5-20250929 Batch