September Elm

Ulmus serotina

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ulmaceae
Genus:
Ulmus
Species:
Ulmus serotina
USDA Symbol:
ULSE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
2000 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
sep,oct

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Fall Color:
yellow

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers fertile floodplain areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–30 days
Notes:
Seeds germinate readily in spring after cold stratification; light may improve germination.

The above propagation data sourced from Claude AI

Pre-treatment: Seeds are cold stratified for 60 to 90 days

Source: npn.rngr.net