Bigleaf Magnolia

Magnolia macrophylla

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Magnoliaceae
Genus:
Magnolia
Species:
Magnolia macrophylla

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
More than 40 ft
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
may, jun
Bloom Colors:
White

Native Range

United States: Alabama, Arkansas, District of Columbia, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, New York, Ohio, Pennsylvania, South Carolina, Tennessee, Virginia, West Virginia

Keystone Species Ranking

Caterpillar Keystone:
★★★★☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 6.5 (slightly acidic to neutral)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
prefers sheltered locations with high organic matter

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Notes: Seeds may require light for optimal germination.

Source: OpenAI GPT-4o