Rock fern, Oak fern, Oak leaf fern

Where does Rock fern grow?

Found in: Asia, Australia, Cambodia, China, East Timor, Hawaii, Himalayas, India, Indochina, Indonesia, Laos, Malaysia, Nepal, Northeastern India, Pacific, Papua New Guinea, PNG, Philippines, SE Asia, Sri Lanka, Timor-Leste, United States, Vietnam, West Timor

Notes: There are about 20 Drynaria species.

Growing Rock fern, Oak fern, Oak leaf fern

Cultivation: Pieces of the thick rhizome can be planted in soil or attached to wood. They should be in light shade while getting established. In cool weather the roots should be allowed to dry out. Plants can loose all their fronds and then regrow in the wet season. Plants can also be grown from spores. These should be sown fresh. Plants can be grown from spores.

Edible Uses: The rhizome is eaten. The fleshy rhizome is collected during the dry season, cleaned and pounded and mixed with rice flour to bake cakes.

Nutrition Info

Rock fern, Oak fern, Oak leaf fern Photos

References

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World Checklist of Useful Plant Species 2020. Royal Botanic Gardens, Kew