Water
Ostrich Ferns thrive in consistently moist soil. Water regularly, especially during dry periods, to prevent the fronds from wilting. Ensure good drainage to avoid root rot, but do not let the soil dry out completely.
Also known as Fiddlehead Fern
Ostrich Fern (Onoclea struthiopteris) is a large, deciduous fern native to North America and Eurasia, known for its upright, vase-shaped fronds.
At-a-glance light, water, soil, and growing conditions from plant data
Prefers shade.
20% intensity
Partial to full shade is ideal; avoid direct sun.
Keep soil consistently moist.
80% intensity
Prefers damp conditions, avoid drying out.
Rich, moist, well-drained soil with plenty of organic matter.
50% intensity
Prefers cool to moderate temperatures.
50% intensity
Ideal growing range is 15-24°C.
Outdoor
50% intensity
Light feeding in spring.
30% intensity
Use balanced fertilizer or compost; avoid over-fertilizing.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Ostrich Ferns thrive in consistently moist soil. Water regularly, especially during dry periods, to prevent the fronds from wilting. Ensure good drainage to avoid root rot, but do not let the soil dry out completely.
Remove dead or damaged fronds at any time. Cut back all old fronds in late winter or early spring before new growth emerges to maintain a tidy appearance and encourage healthy new fronds.
Easily propagated by division of rhizomes in early spring or by spores. Divisions should be replanted immediately into moist soil. Spore propagation requires specific sterile conditions and patience.
As a large, spreading fern, Ostrich Ferns are generally not grown in pots long-term. If grown in containers, repot every 2-3 years in spring into a larger pot with fresh, moist potting mix to accommodate root growth.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Ostrich Fern (Onoclea struthiopteris)
Where Ostrich Fern (Onoclea struthiopteris) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Family | Aspleniaceae |
| Genus | Onoclea |
| Species | Onoclea struthiopteris |
Similar in genus Onoclea
Answers based on plant encyclopedia data
