Commelina coelestis
Willd.
Commelinaceae
This species is viewed as no more than a synonym of Commelina tuberosa L. in many treatments.
Commelina dubia Kunth
Commelina hirsute (Wight) C.B.Clarke
Commelina intermedia Schltdl.
Commelina japonica Kunth
Commelina longicaulis Kunth
Commelina nilagirica Steud. ex C.B.Clarke
Commelina paniculata Kunth
Heterocarpus hirsutus Wight
Common Name: Blue Spider Wort
Close-up of the flower
Photograph by: Not known
Creative Commons Attribution-Share Alike 3.0
General Information
Commelina coelestis is a herbaceous perennial plant growing from a dense cluster of elongate fleshy-thickened roots[
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
]. It can grow from 40 - 70cm tall[
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
].
Sometimes harvested from the wild for its edible root, it is often grown as an ornamental in gardens[
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.
].
Known Hazards
None known
Botanical References
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.
,
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
Range
C. America - El Salvador, Honduras, Guatemala to northern Mexico
Habitat
Moist fields or meadows or open forest, often in pine-oak forest or with Juniperus at elevations of 900 - 3,500 metres in Guatemala[
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
].
Properties
| Edibility Rating |  |
| Habit | Perennial |
| Height | 0.45 m |
| Cultivation Status | Ornamental, Wild |
Cultivation Details
Commelina coelestis is a plant of medium to high elevations in the tropics[
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
]. It is not very tolerant of frost[
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 light well-drained loam with added leafmold and a warm sunny position[
42- Title
- Hardy Bulbs.; Including Half-hardy Bulbs and Tuberous and Fiberous-rooted Plants
- Publication
-
- Author
- Grey. C. H.
- Publisher
- Williams & Norgate.
- Year
- 1938
- ISBN
- -
- Description
- Rather dated now, but an immense work on bulbs for temperate zones and how to grow them. Three large volumes.
,
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.
,
190- Title
- The Dry Garden.
- Publication
-
- Author
- Chatto. B.
- Publisher
- Dent
- Year
- 1982
- ISBN
- 0460045512
- Description
- A good list of drought resistant plants with details on how to grow them.
]. Established plants are drought tolerant[
190- Title
- The Dry Garden.
- Publication
-
- Author
- Chatto. B.
- Publisher
- Dent
- Year
- 1982
- ISBN
- 0460045512
- Description
- A good list of drought resistant plants with details on how to grow them.
], though they die back to the roots in periods of drought[
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
].
A very ornamental plant[
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]).
].
This plant is very attractive to slugs[
K- Title
- Plants for a Future
- Author
- Ken Fern
- Description
- Notes from observations, tasting etc at Plants For A Future and on field trips.
].
Edible Uses
Tubers - cooked[
2- Title
- Sturtevant's Edible Plants of the World.
- Publication
-
- Author
- Hedrick. U. P.
- Publisher
- Dover Publications
- Year
- 1972
- ISBN
- 0-486-20459-6
- Description
- Lots of entries, quite a lot of information in most entries and references.
]. Starchy[
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.
]. The plant forms a clump of thin finger-shaped roots about 7 - 10cm long. These are easily harvested, though overall yields are low. The roots have a fairly bland flavour and an acceptable texture[
K- Title
- Plants for a Future
- Author
- Ken Fern
- Description
- Notes from observations, tasting etc at Plants For A Future and on field trips.
]. By no means a favourite root crop, but acceptable in small quantities[
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
None known
Other Uses
None known
Propagation
Seed - it usually germinates in 4 - 5 weeks at 20°c[
164- Title
- Growing from Seed. Volume 4.
- Publication
-
- Author
- Bird. R. (Editor)
- Publisher
- Thompson and Morgan.
- Year
- 1990
- ISBN
- -
- Description
- Very readable magazine with lots of information on propagation. A good article on Yuccas, one on Sagebrush (Artemesia spp) and another on Chaerophyllum bulbosum.
]. Prick the seedlings out into individual pots as soon as they are large enough to handle and plant out when large enough.
Division in the dormant season. The root clump consists of a number of finger-shaped roots joined together at their tops. When dividing this, it is important to ensure that each division has at least one growing bud at the top[
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.
,
K- Title
- Plants for a Future
- Author
- Ken Fern
- Description
- Notes from observations, tasting etc at Plants For A Future and on field trips.
]. Pot up the divisions and grow them on until large enough to plant out.
Cuttings during the growing season. These root very easily[
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.
].
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Useful Tropical Plants Database 2014 by
Ken Fern,
web interface by
Ajna Fern
with help from
Richard Morris.
