Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Rosaceae

Genus:

Rosa

Species:

Rosa xanthina

USDA Symbol:

ROXA2

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Subshrub

Height:

300 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

may,jun

Bloom Colors:

yellow

Landscaping Shrub:

Yes

Keystone Species Ranking

Caterpillar Keystone:

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

Garden & Ecology Notes

Wildlife Value:

birds, bees

Fragrant:

Yes

Fall Color:

yellow, orange

Soil Requirements

Soil Type:

rich, well-drained loamy soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

consistently moist

Notes:

native to regions with well-drained, fertile soils

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

Germination Time:

30–90 days

Notes:

Seeds benefit from cold stratification for 60-90 days to break dormancy.