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Useful Temperate Plants

Hemerocallis lilioasphodelus

L.

Xanthorrhoeaceae


The Temperate Database is in the process of being updated, with new records being added and old ones being checked and brought up to date where necessary. This record has not yet been checked and updated.

+ Synonyms

Common Name: Yellow Day Lily

No Image.

General Information

Hemerocallis lilioasphodelus is a Perennial up to 0.60 metres tall.
It has edible, medicinal and miscellaneous uses.

Known Hazards

Large quantities of the leaves are said to be hallucinogenic. Blanching the leaves removes this hallucinatory component[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
]. (This report does not make clear what it means by blanching, it could be excluding light from the growing shoots or immersing in boiling water[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].)

Botanical References

50
Title
Flora Europaea
Publication
 
Author
?
Publisher
Cambridge University Press
Year
1964
ISBN
-
Description
An immense work in 6 volumes (including the index). The standard reference flora for Europe, it is very terse though and with very little extra information. Not for the casual reader.
,
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.

Range

Original habitat is obscure, possibly China. An occasional garden escape in Britain.

Habitat

Rocky mountain woods, wet meadows and riversides on foothills of the S.E. Alps in Europe[
50
Title
Flora Europaea
Publication
 
Author
?
Publisher
Cambridge University Press
Year
1964
ISBN
-
Description
An immense work in 6 volumes (including the index). The standard reference flora for Europe, it is very terse though and with very little extra information. Not for the casual reader.
].

Properties

Edibility Rating *  *  *  *
Medicinal Rating *  *
HabitPerennial
Height0.60 m
PollinatorsInsects
Self-fertileYes
Cultivation StatusWild

Cultivation Details

Succeeds in most soils[
1
Title
RHS Dictionary of Plants plus Supplement. 1956
Publication
 
Author
F. Chittendon.
Publisher
Oxford University Press
Year
1951
ISBN
-
Description
Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
], including dry ones, preferring a rich moist soil and a sunny position[
111
Title
Popular Hardy Perennials.
Publication
 
Author
Sanders. T. W.
Publisher
Collingridge
Year
1926
ISBN
-
Description
A fairly wide range of perennial plants that can be grown in Britain and how to grow them.
] but tolerating partial shade[
88
Title
The Garden. Volume 112.
Publication
 
Author
RHS.
Publisher
Royal Horticultural Society
Year
1987
ISBN
-
Description
Snippets of information from the magazine of the RHS. In particular, there are articles on plants that are resistant to honey fungus, oriental vegetables, Cimicifuga spp, Passiflora species and Cucurbits.
,
111
Title
Popular Hardy Perennials.
Publication
 
Author
Sanders. T. W.
Publisher
Collingridge
Year
1926
ISBN
-
Description
A fairly wide range of perennial plants that can be grown in Britain and how to grow them.
]. Plants flower less freely in a shady position though the flowers can last longer in such a position[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
]. Grows well in heavy clay soils. Succeeds in short grass if the soil is moist[
1
Title
RHS Dictionary of Plants plus Supplement. 1956
Publication
 
Author
F. Chittendon.
Publisher
Oxford University Press
Year
1951
ISBN
-
Description
Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
]. Prefers a pH between 6 and 7[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Plants are very cold-hardy, tolerating temperatures down to about -25°c[
187
Title
Perennials. Volumes 1 and 2.
Publication
 
Author
Phillips. R. & Rix. M.
Publisher
Pan Books
Year
1991
ISBN
0-330-30936-9
Description
Photographs of over 3,000 species and cultivars of ornamental plants together with brief cultivation notes, details of habitat etc.
].
A very vigorous plant, spreading by underground rhizomes[
1
Title
RHS Dictionary of Plants plus Supplement. 1956
Publication
 
Author
F. Chittendon.
Publisher
Oxford University Press
Year
1951
ISBN
-
Description
Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
]. The plant has a fibrous root system with occasional spindle-like swellings[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
].
Cultivated as a food and medicinal plant in Japan[
127
Title
The Plantsman. Vol. 7. 1985 - 1986.
Publication
 
Author
?
Publisher
Royal Horticultural Society
Year
1985
ISBN
-
Description
Excerpts from the periodical giving cultivation details and other notes on some of the useful plants..
].
Individual flowers are short-lived, they open at night and last for 20 - 76 hours. The plant produces a succession of blooms over a period of about 2 months[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
]. The flowers are fragrant[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
]. The flowers have a honeysuckle-like scent and this can pervade the air for a considerable distance when warmed by the summer sunshine[
245
Title
Scented Flora of the World.
Publication
 
Author
Genders. R.
Publisher
Robert Hale. London.
Year
1994
ISBN
0-7090-5440-8
Description
An excellent, comprehensive book on scented plants giving a few other plant uses and brief cultivation details. There are no illustrations.
].
Hybridizes freely with other members of this genus[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Plants take a year or two to become established after being moved[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Plants seem to be immune to the predations of rabbits[
233
Title
Perennial Garden Plants
Publication
 
Author
Thomas. G. S.
Publisher
J. M. Dent & Sons, London.
Year
1990
ISBN
0 460 86048 8
Description
A concise guide to a wide range of perennials. Lots of cultivation guides, very little on plant uses.
].
The plants are very susceptible to slug and snail damage, the young growth in spring is especially at risk[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].

Edible Uses

Leaves and young shoots - raw or cooked like asparagus or celery[
85
Title
Edible Native Plants of the Rocky Mountains.
Publication
 
Author
Harrington. H. D.
Publisher
University of New Mexico Press
Year
1967
ISBN
0-8623-0343-9
Description
A superb book. Very readable, it gives the results of the authors experiments with native edible plants.
,
105
Title
Tanaka's Cyclopedia of Edible Plants of the World.
Publication
 
Author
Tanaka. T. & Nakao S.
Publisher
Keigaku Publishing; Tokyo
Year
1976
ISBN
-
Description
The most comprehensive list of edible plants I've come across. Only the briefest entry for each species, though, and some of the entries are more than a little dubious. Not for the casual reader.
,
183
Title
Cornucopia - A Source Book of Edible Plants.
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications
Year
1990
ISBN
0-9628087-0-9
Description
Excellent. Contains a very wide range of conventional and unconventional food plants (including tropical) and where they can be obtained (mainly N. American nurseries but also research institutes and a lot of other nurseries from around the world.
]. They must be consumed when very young or else they become fibrous[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].
Flower buds - raw or cooked. They taste somewhat like green beans[
85
Title
Edible Native Plants of the Rocky Mountains.
Publication
 
Author
Harrington. H. D.
Publisher
University of New Mexico Press
Year
1967
ISBN
0-8623-0343-9
Description
A superb book. Very readable, it gives the results of the authors experiments with native edible plants.
,
105
Title
Tanaka's Cyclopedia of Edible Plants of the World.
Publication
 
Author
Tanaka. T. & Nakao S.
Publisher
Keigaku Publishing; Tokyo
Year
1976
ISBN
-
Description
The most comprehensive list of edible plants I've come across. Only the briefest entry for each species, though, and some of the entries are more than a little dubious. Not for the casual reader.
]. They contain about 43mg vitamin C per 100g, 983 IU vitamin A and 3.1% protein[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
].
Flowers - raw or cooked[
85
Title
Edible Native Plants of the Rocky Mountains.
Publication
 
Author
Harrington. H. D.
Publisher
University of New Mexico Press
Year
1967
ISBN
0-8623-0343-9
Description
A superb book. Very readable, it gives the results of the authors experiments with native edible plants.
,
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
]. They can be dried and used as a thickener in soups etc[
183
Title
Cornucopia - A Source Book of Edible Plants.
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications
Year
1990
ISBN
0-9628087-0-9
Description
Excellent. Contains a very wide range of conventional and unconventional food plants (including tropical) and where they can be obtained (mainly N. American nurseries but also research institutes and a lot of other nurseries from around the world.
]. If the flowers are picked just as they start to wither they can be used as a condiment[
85
Title
Edible Native Plants of the Rocky Mountains.
Publication
 
Author
Harrington. H. D.
Publisher
University of New Mexico Press
Year
1967
ISBN
0-8623-0343-9
Description
A superb book. Very readable, it gives the results of the authors experiments with native edible plants.
]. The flowers are a traditional food in China where they are steamed and then dried[
266
Title
Flora of China
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/china/
Publisher
Missouri Botanical Garden Press; St. Louis.
Year
1994
ISBN
 
Description
An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
].
Root - cooked[
85
Title
Edible Native Plants of the Rocky Mountains.
Publication
 
Author
Harrington. H. D.
Publisher
University of New Mexico Press
Year
1967
ISBN
0-8623-0343-9
Description
A superb book. Very readable, it gives the results of the authors experiments with native edible plants.
,
105
Title
Tanaka's Cyclopedia of Edible Plants of the World.
Publication
 
Author
Tanaka. T. & Nakao S.
Publisher
Keigaku Publishing; Tokyo
Year
1976
ISBN
-
Description
The most comprehensive list of edible plants I've come across. Only the briefest entry for each species, though, and some of the entries are more than a little dubious. Not for the casual reader.
]. They taste like a blend of sweet corn and salsify[
183
Title
Cornucopia - A Source Book of Edible Plants.
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications
Year
1990
ISBN
0-9628087-0-9
Description
Excellent. Contains a very wide range of conventional and unconventional food plants (including tropical) and where they can be obtained (mainly N. American nurseries but also research institutes and a lot of other nurseries from around the world.
]. We have found them to be tender but fairly bland with a slight sweetness[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
]. The swollen roots are quite small and are only really worthwhile using if the plant is being dug up for divisions or some other reason[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].

Medicinal

The juice of the roots is an effective antidote in cases of arsenic poisoning[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
]. The root also has a folk history of use in the treatment of cancer - extracts from the roots have shown antitumour activity[
218
Title
Medicinal Plants of China
Publication
 
Author
Duke. J. A. and Ayensu. E. S.
Publisher
Reference Publications, Inc.
Year
1985
ISBN
0-917256-20-4
Description
Details of over 1,200 medicinal plants of China and brief details of their uses. Often includes an analysis, or at least a list of constituents. Heavy going if you are not into the subject.
].
A tea made from the boiled roots is used as a diuretic[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
].

Other Uses

The tough dried foliage is plaited into cord and used for making footwear[
205
Title
Hemerocallis. Day Lilies.
Publication
 
Author
Erhardt. W.
Publisher
Batsford.
Year
1992
ISBN
0-7134-7065-8
Description
A comprehensive book on the species with a short section on their uses.
].
Plants form a spreading clump and are suitable for ground cover when spaced about 45cm apart each way[
208
Title
Plants for Ground Cover
Publication
 
Author
Thomas. G. S.
Publisher
J. M. Dent & Sons
Year
1990
ISBN
0-460-12609-1
Description
An excellent detailled book on the subject, very comprehensive.
]. The dead leaves should be left on the ground in the winter to ensure effective cover[
208
Title
Plants for Ground Cover
Publication
 
Author
Thomas. G. S.
Publisher
J. M. Dent & Sons
Year
1990
ISBN
0-460-12609-1
Description
An excellent detailled book on the subject, very comprehensive.
].

Propagation

Seed - sow in the middle of spring in a greenhouse. Germination is usually fairly rapid and good. Prick out the seedlings into individual pots when they are large enough to handle. Grow the plants on for their first winter in a greenhouse and plant out in late spring[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].
Division in spring or after flowering in late summer or autumn[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
]. Division is very quick and easy, succeeding at almost any time of the year[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
]. Larger clumps can be replanted direct into their permanent positions, though it is best to pot up smaller clumps and grow them on in a cold frame until they are rooting well. Plant them out in the spring.

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