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