Species library · Plants & herbs

Foraging Leather Fern

Rumohra adiantiformis

Typically in season from January to December in the northern hemisphere. Found in Woodland, Woodland edges, Waterside. Has toxic lookalikes, so check carefully.

Leather Fern (Rumohra adiantiformis)

Photo: (c) Nicola van Berkel, some rights reserved (CC BY-SA), uploaded by Nicola van Berkel · iNaturalist

When Leather Fern is in season

Typical window in the northern hemisphere. The southern hemisphere runs about six months offset, and your own timing depends on local weather, so check your town.

→ Everything in season to forage in September

Where it grows

Leather Fern is usually found in Woodland, Woodland edges, Waterside.

⚠ Look-alikes & safety

Similar species: Prickly Shield Fern, Christmas Fern, Coastal Wood Fern. Only forage with a confident ID.

Take Leather Fern into the field

Open Leather Fern in the Forage app for its full field guide entry with more photos, key features and toxic lookalikes to check against. Add it to your watchlist and the app pings you the moment it comes into season at your exact spot, worked out from live weather, elevation and billions of occurrence records.

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Leather Fern: common questions

When is Leather Fern in season?

Leather Fern is generally in season from January to December in temperate northern regions. The exact timing shifts with latitude, elevation and each year's weather. Check the Season Finder for your own location.

Where does Leather Fern grow?

Leather Fern is usually found in Woodland, Woodland edges, Waterside.

Is Leather Fern safe to forage?

Similar species: Prickly Shield Fern, Christmas Fern, Coastal Wood Fern. Only forage with a confident ID. Never eat any wild plant, berry, nut or mushroom unless you are completely certain of the identification. Check every find against a reliable field guide, and when in doubt, don't.

One note before you head out

Forage helps you discover and identify wild plants, but identification is never 100% certain. Many edible plants have toxic lookalikes. Never eat anything you find based only on what this app tells you. Always confirm with a field guide, an experienced forager or a local expert. The season score tells you where to look, too: it’s not a guarantee. Mind conservation law and property rights as well.

Species photos via Wikimedia Commons and iNaturalist · full credits