Heartnut, Japanese walnut, Siebold walnut, Onigurumi
It is a temperate plant. It is native to Japan. It grows in wet areas and by streams. It suits hardiness zones 4-9. Arboretum Tasmania. Hobart Botanical Gardens.
Synonyms
- Jiglans sachalinensis Komatsu
- Juglans sieboldiana Maxim
Edible Portion
- Nuts, Seeds, Buds
Where does Heartnut grow?
Found in: Asia, Australia, Britain, Japan, North America, Tasmania, United States
Notes: There are about 21-30 Juglans species. All species bear edible nuts.
Growing Heartnut, Japanese walnut, Siebold walnut, Onigurumi
Cultivation: Plants can be grown from seed. Plants can be grafted.
Edible Uses: The seeds are eaten raw or cooked. Young buds and fruit stalks are boiled and eaten. Nut kernels can be pickled or made into marmalade when green.
Production: Trees are fast growing. Seedling trees can produce nuts in 5 years. Trees often only live 30 years. Nuts are very hard to crack.
Nutrition Info
per 100g edible portion| Edible Part | Energy (kcal) | Protein (g) | Iron (mg) | Vitamin A (ug) | Vitamin c (mg) | Zinc (mg) | % Water |
|---|---|---|---|---|---|---|---|
| - | - | - | - | - | - |
References
Allen, A., Growing Nuts in Australia. Night Owl Publishers. p 37
Arora, R. K., 2014, Diversity in Underutilized Plant Species - An Asia-Pacific Perspective. Bioversity International. p 95 (As Juglans ailantifolia var. cordiformis)
Brickell, C. (Ed.), 1999, The Royal Horticultural Society A-Z Encyclopedia of Garden Plants. Convent Garden Books. p 572
Chen, B. & Qiu, Z., Consumer's Attitudes towards Edible Wild Plants, Ishikawa Prefecture, Japan. p 23 www.hindawi.com/journals/ijfr/aip/872413.pdf (As Juglans mandshurica var. sachalinensis)
Coombes, A.J., 2000, Trees. Dorling Kindersley Handbooks. p 183
Cundall, P., (ed.), 2004, Gardening Australia: flora: the gardener's bible. ABC Books. p 768
Etherington, K., & Imwold, D., (Eds), 2001, Botanica's Trees & Shrubs. The illustrated A-Z of over 8500 trees and shrubs. Random House, Australia. p 407
Facciola, S., 1998, Cornucopia 2: a Source Book of Edible Plants. Kampong Publications, p 123
Facciola, S., 1998, Cornucopia 2: a Source Book of Edible Plants. Kampong Publications, p 124 (Juglans ailantifolia)
Flowerdew, B., 2000, Complete Fruit Book. Kyle Cathie Ltd., London. p 196 (As Juglans ailantifolia)
Gouldstone, S., 1978, Australian and New Zealand Guide to food bearing plants. Books for Pleasure. p 57 (As Juglans ailantifolia)
Gouldstone, S., 1983, Growing your own Food-bearing Plants in Australia. Macmillan p 158 (As Juglans ailantifolia)
Hedrick, U.P., 1919, (Ed.), Sturtevant's edible plants of the world. p 363 (As Juglans ailantifolia)
Lyle, S., 2006, Discovering fruit and nuts. Land Links. p 255
Menninger, E.A., 1977, Edible Nuts of the World. Horticultural Books. Florida p 8
Plants for a Future database, The Field, Penpol, Lostwithiel, Cornwall, PL22 0NG, UK. http://www.scs.leeds.ac.uk/pfaf/
Recher, P, 2001, Fruit Spirit Botanical Gardens Plant Index. www.nrg.com.au/~recher/ seedlist.html p 2
Rev. Hort. 50:414, fig. 85-86. 1878
van Wyk, B., 2005, Food Plants of the World. An illustrated guide. Timber press. p 219 (As Juglans ailantifolia)
World Checklist of Useful Plant Species 2020. Royal Botanic Gardens, Kew