Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Rosaceae

Genus:

Cotoneaster

Species:

Cotoneaster ambiguus

USDA Symbol:

COAM13

Growth Characteristics

Height:

200 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

may,jun

Bloom Colors:

white, pink

Landscaping Shrub:

Yes

Garden & Ecology Notes

Wildlife Value:

birds

Fall Color:

red, orange

Soil Requirements

Soil Type:

rich, well-drained loamy soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to rocky slopes and open forests

Propagation & Germination

Stratification:

Warm then cold/moist stratification (double dormancy) — 90–120 days

Germination Time:

30–180 days

Notes:

Seeds have double dormancy requiring warm then cold stratification. Germination can be erratic over an extended period.

The above propagation data sourced from Claude AI