Ostrich Fern

Onoclea struthiopteris

Taxonomy

Division:
Pteridophyta | - Ferns
Family:
Aspleniaceae
Genus:
Onoclea
Species:
Onoclea struthiopteris

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
8-12 ft
Light Requirements:
Part Shade, Shade
Drought Tolerance:
High
Bloom Colors:
Not Applicable

Native Range

United States: Alaska, Connecticut, District of Columbia, Iowa, Illinois, Indiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Dakota, Virginia, Vermont, Wisconsin, West Virginia, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, Quebec, Saskatchewan, Yukon

Keystone Species Ranking

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

Host Plant for Caterpillars

golden ghost moth (Sthenopis auratus)

Soil Requirements

Soil Type:
rich, moist, well-drained loamy soil
pH:
5.0 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
thrives in wetland areas and along streams

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 90 days.

Notes: Seeds may require light for optimal germination.

Source: OpenAI GPT-4o