Abalone
Abalone are marine snails valued for their broad muscular foot and distinctive shell. They are eaten fresh or dried and appear in documented Korean dishes and preserved seafood traditions.
Mushrooms
Abalone mushroom
Pleurotus cystidiosus is the abalone mushroom, a cultivated oyster-type fungus with dark brown caps that grows more slowly and is more demanding than other Pleurotus species.
What it is
The abalone mushroom, Pleurotus cystidiosus, is a cultivated oyster-type fungus. Its fruiting bodies have dark brown caps, and the Korean study reports caps of roughly 7.6 to 9.8 cm across with an average fruiting-body weight of about 25 g. It grows on wood and straw substrates in the same way as other oyster mushrooms.
Its name in trade and in the catalogue is the abalone mushroom. A 1993 Japanese study used the name Pleurotus abalonus for a sawdust-grown strain, but the sources do not confirm that it is the same species, and this page does not treat the names as one.
Cultivation and why it is slow
The Korean study found that mycelial growth was best on compost dextrose agar at 25 to 30 C and pH 7 to 9. A recent review notes that, unlike other Pleurotus species, this one grows mycelium much more slowly and is more sensitive to environmental conditions, and a hybrid-strain trial ran for 90 days at 25 to 30 C in a cultivation room.
Strain breeding has been used to raise yield. A Thai study crossed strains by di-mon mating, a method that combines the nuclei of two parent strains, and the best hybrid gave 150.7 g per bag against 126.3 g for the parent. Some hybrids also had higher protein and carbohydrate and lower fat. An Argentine comparison of wild strains on sawdust and wheat straw found that this species was not among the fastest growers.
Food use
The catalogue records the abalone mushroom as a cultivated food with a supplied food-use label. The sources reviewed give no traditional culinary practice for this species, and no preparation method is recorded here. Its value as a cultivated crop, with breeding that improves yield and composition, is what the research sources establish.
Safety and limits
The cultivation studies do not include a safety assessment. Cultivated mushrooms are grown on controlled substrates, which lowers some wild-collection risks, but the sources do not record contamination or toxicity data for this species.
The catalogue flags the food-use label for specialist review and does not treat it as an edibility verdict. Growers and cooks should source spawn from a reliable supplier and follow standard food-hygiene practice for cultivated fungi.
Notes
The relationship between Pleurotus cystidiosus and the older name Pleurotus abalonus is not established. Traditional culinary use, and composition data beyond the Thai hybrid study, are also not established.
Places
Korea
Documented preparation · Country evidenceThe Korean cultivation study places the species' cultivation research in Korea. It does not define the species' native range.
Thailand
Documented preparation · Country evidenceStrain breeding research on this species is recorded from Thailand.
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Sources
KoreaScience (Korean Society of Mycology record)Cultivation · Identity
Korean study on mycelial growth and fruiting of Pleurotus cystidiosus, KoreaScienceMycelial growth best on compost dextrose agar; optimum 25-30 C and pH 7-9.
Caps roughly 7.6-9.8 cm, dark brown; average fruiting-body weight 25.4 g.
Cited in: What it is; Cultivation and why it is slow; Safety and limits
Thai Agricultural Research JournalCultivation · Nutrition
Strain Improvement of Abalone Mushroom (Pleurotus cystidiosus) Using Di-mon MatingBest hybrid produced 150.7 g per bag against 126.3 g for the parent; some hybrids had higher protein and carbohydrate and lower fat.
Cited in: Cultivation and why it is slow; Food use
Universidad Nacional de Cuyo library catalogueIdentity · Cultivation
Sawdust-based cultivation of the edible mushroom Pleurotus abalonus, Argentine catalogue recordA 1993 Japanese sawdust study uses the name Pleurotus abalonus; the record does not confirm that this is the same species.
Cited in: What it is; Notes
PubMed Central, as suppliedFood use
Food-use record supplied in the fungi catalogue (entry F-4a7766340c18)Catalogue entry for Pleurotus cystidiosus; a cultivated record with a supplied food-use label pending specialist review.
Cited in: Food use; Safety and limits