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Useful Tropical Plants

Dianella longifolia

R.Br.

Asphodelaceae

+ Synonyms

Dianella laevis R.Br.

Common Name: Blue Flax Lily

Dianella longifolia
Flowering plant
Photograph by: Fagg, M.
Image credit to Australian National Botanic Gardens
Dianella longifolia Dianella longifolia Dianella longifolia Dianella longifolia Dianella longifolia

General Information

Blue flax lily is an evergreen, stemless, clump-forming perennial plant with sword-like leaves, growing 80cm or more tall.
The leaves are gathered from the wild for their fibre and use in basket making.

Known Hazards

None known

Botanical References

154
Title
Flora of Victoria.
Publication
 
Author
Ewart. A. J.
Publisher
University Press; Melbourne
Year
1930
ISBN
 
Description
A flora of eastern Australia, it is rather short on information that is useful to the plant project.
,
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.
,
265
Title
Flora of the Sydney Region
Publication
 
Author
Carolin. R. & Tindale. M.
Publisher
Reed. Australia.
Year
1993
ISBN
0730104001
Description
Concise flora with little beyond an extensive key, species descriptions, very brief habitat description.

Range

Australia - New South Wales, Victoria, Queensland.

Habitat

Sandy soils near creeks on heaths and in sparse woodlands[
154
Title
Flora of Victoria.
Publication
 
Author
Ewart. A. J.
Publisher
University Press; Melbourne
Year
1930
ISBN
 
Description
A flora of eastern Australia, it is rather short on information that is useful to the plant project.
].

Properties

Other Uses Rating *  *
HabitEvergreen Perennial
Height1.00 m
Cultivation StatusOrnamental, Wild

Cultivation Details

Found in a range of climatic conditions from the warm temperate zone to the tropics.
Succeeds in ordinary garden soil in sun or dappled shade[
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.
]. Requires a well-drained neutral to acid soil[
188
Title
The RHS Gardener's Encyclopedia of Plants and Flowers
Publication
 
Author
Brickell. C.
Publisher
Dorling Kindersley Publishers Ltd.
Year
1990
ISBN
0-86318-386-7
Description
Excellent range of photographs, some cultivation details but very little information on plant uses.
].
A polymorphic species[
157
Title
Australian Native Plants.
Publication
 
Author
Wrigley. J. W. and Fagg. M.
Publisher
Collins. (Australia)
Year
1988
ISBN
0-7322-0021-0
Description
A lovely book, written in order to encourage Australian gardeners to grow their native plants. A little bit of information for the plant project.
], some forms are very ornamental[
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]).
].

Edible Uses

None known

Medicinal

None known

Other Uses

A very strong silky fibre is obtained from the leaves[
154
Title
Flora of Victoria.
Publication
 
Author
Ewart. A. J.
Publisher
University Press; Melbourne
Year
1930
ISBN
 
Description
A flora of eastern Australia, it is rather short on information that is useful to the plant project.
].
The leaves are also used in making baskets[
156
Title
Useful Wild Plants in Australia.
Publication
 
Author
Cribb. A. B. and J. W.
Publisher
William Collins Pty Ltd. Sidney
Year
1981
ISBN
0-00-216441-8
Description
A very readable book.
].

A blue dye is obtained from the fruit[
156
Title
Useful Wild Plants in Australia.
Publication
 
Author
Cribb. A. B. and J. W.
Publisher
William Collins Pty Ltd. Sidney
Year
1981
ISBN
0-00-216441-8
Description
A very readable book.
].

Propagation

Seed - pre-soak for 24 hours in lukewarm water and then sow in individual containers, placing 3 - 4 seeds in a pot. Germination usually takes place within 1 - 3 months at 25°c[
175
Title
Focus on Plants. Volume 5. (formerly 'Growing from seed')
Publication
 
Author
Bird. R. (Editor)
Publisher
Thompson and Morgan.
Year
1991
ISBN
-
Description
Very readable magazine with lots of information on propagation. A good article on Corydalis spp.
]. When large enough to handle, thin the seedlings to the best one or two and then grow on until large enough to plant out.
Division as the plants come into growth[
188
Title
The RHS Gardener's Encyclopedia of Plants and Flowers
Publication
 
Author
Brickell. C.
Publisher
Dorling Kindersley Publishers Ltd.
Year
1990
ISBN
0-86318-386-7
Description
Excellent range of photographs, some cultivation details but very little information on plant uses.
]. Larger clumps can be replanted direct into their permanent positions, though it is best to pot up smaller clumps and grow them on until they are rooting well.
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2019-06-17. <tropical.theferns.info/viewtropical.php?id=Dianella+longifolia>

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