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Annona glabra
Annonaceae FAMILY Least Concern

Annona glabra

Annona glabra

Edibility
3/5
Medicinal
2/5

Safety & Hazards

None known

Cultivation Details

HabitEvergreen Tree
GrowthFast

Annona glabra is a plant of the humid, lowland tropics[1, 2, 3]. The plant can survive occasional, short-lived, very light frosts with temperatures down to 0°c[4]. Grows best in a sunny position[5]. Prefers a moist sandy loam and a pH of about 6[6]. This species tolerates wetter conditions than most other members of the genus[2]. The plant can succeed in places where the soil is inundated for weeks at a time[4]. Succeeds in marshy areas with saline water[7]. Annona glabra was introduced into many areas of the world as a potential crop and rootstock for other commercial Annona species. It has proved to be invasive, mostly in and around the Pacific, and is an important wetland weed that also threatens mangroves. Unlike most pioneer species, however, it also invades relatively undisturbed areas. It has proved to be one of the worst weeds in Australia[1, 5]. The thick, reddish bark is very aromatic[8]. Especially when planted in wet soils, young plants grow away rapidly[7]. Trees can begin to flower and set fruit when two years old from seed[5].

Propagation

Seed - it has a hard seedcoat and may benefit from scarification before sowing to speed up germination. This can usually be done by pouring a small amount of nearly boiling water on the seeds (being careful not to cook them!) and then soaking them for 12 - 24 hours in warm water. By this time they should have imbibed moisture and swollen - if they have not, then carefully make a nick in the seedcoat (being careful not to damage the embryo) and soak for a further 12 hours before sowing. The plant usually breeds true to type[6]. Sow in individual pots, not deeper than 2cm, at 21c[6]. Seeds may be sown directly into the field or in a nursery bed[9]. A germination rate of 60 - 70% can be expected from fresh seeds, with the seeds sprouting within 50 - 60 days[7]. Seedlings are ready to plant out 7 - 8 months later[7]. The seeds remain viable for several months when kept moist[5]. Semi-ripe cuttings[6]. Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2026-02-19. <tropical.theferns.info/viewtropical.php?id=Annona+glabra>

Pollinators

Beetles, Insects

References

  1. [1]Tropical and Subtropical Trees - A Worldwide Encyclopaedic Guide. — Barwick. M. · Thames & Hudson, London · 2004 · ISBN 0-500-51181-0 ↩︎A superb book, very concise and well written, giving a wealth of information on 400 or more species including descriptions, habitat, cultivation details and plant uses. A wealth of colour photographs bring each plant vividly to life.
  2. [2]Plant Resources of Southeast Asia — http://proseanet.org/ ↩︎Lots of information on the uses of the plants of SE Asia.
  3. [3]Brazilian Fruits and Cultivated Exotics — Lorenzi. H.; Bacher. L.; Lacerda. M.; Sartori. S. · Instituto Plantarum De Estudos Da Flora LTDA; Brazil. · 2000 · ISBN 85-867174-24-0 ↩︎A superb book, giving information on several hundred fruit species. Each entry has a brief description of the plant and its uses, accompanied by one to many excellent quality photographs of the fruits.
  4. [4]Trade Winds Fruit — http://www.tradewindsfruit.com/index.htm ↩︎The on-line catalogue of a company selling seeds. Gives descriptions, photos and uses of a very wide range of fruit and other food-producing plants plus ornamentals.
  5. [5]Invasive Species Compendium — http://www.cabi.org ↩︎An immense resource - in depth information on over 900 species of invasive plants (it also has information on animals, fungi etc).
  6. [6]The New RHS Dictionary of Gardening. 1992. — Huxley. A. · MacMillan Press · 1992 · ISBN 0-333-47494-5 ↩︎Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
  7. [7]Brazilian Trees. Volume 3. — Lorenzi. H. · Instituto Plantarum De Estudos Da Flora; Brazil. · 2009 · ISBN 85-86714-34-4 ↩︎Information on 350 species of Brazilian trees. Stunning photographs of each species, brief details on the plant, its uses and how to grow it from seed. A superb work, with the minor irritation that the translation from Portuguese is not of the best.
  8. [8]Diccionario das Plantas Uteis do Brasil — Correa M.P. · Imprensa Nacional; Rio de Janeiro · 1926 ↩︎A massive work in 6 volumes giving details of the various uses of Brazilian plants.
  9. [9]World Agroforesty Centre — http://www.worldagroforestry.org/ ↩︎An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
  10. [10]Flora of China — Missouri Botanical Garden Press; St. Louis. · 1994 · http://flora.huh.harvard.edu/china/ ↩︎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.
  11. [11]Flora of Guatemala — Standley P.C. & J. A. Steyermark · 1946 - 1976 · http://www.archive.org/ ↩︎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/
  12. [12]Mansfeld's Database of Agricultural and Horticultural Plants — http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrc/f?p=185:3:4292127278597336 ↩︎Terse details of a huge range of useful plants.
  13. [13]IUCN Red List of Threatened Species — http://www.iucnredlist.org/ ↩︎A list of plants under threat and facing possible extinction, usually with brief details of the threats and information on habitat.
  14. [14]Enciclopedia de las Plantas Útiles del Ecuador — de la Torre, L., Navarrete H., P. Muriel M., Macía M.J. & Ba · Herbario QCA de la Escuela de Ciencias Biológicas de la Pontific · 2008 · ISBN 978-9978-77-135-8 ↩︎
  15. [15]Dictionary of Economic Plants. — Uphof. J. C. Th. · Weinheim · 1959 · ISBN - ↩︎An excellent and very comprehensive guide but it only gives very short descriptions of the uses without any details of how to utilize the plants. Not for the casual reader.
  16. [16]Medicinal Plants of the Guianas — DeFilipps, R. A.; Maina, S. L.; & Crepin, J. · Smithsonian Museum · http://botany.si.edu/bdg/medicinal/index.html ↩︎A down-loadable PDF document of a book in pre-publication awaiting illustration. An excellent, if rather terse, guide to the traditional medicinal uses of the plants of the region
  17. [17]Dictionary of Trees; Volume 2 South America; Nomenclature, Taxonomy and Ecology — Grandtner M.M. & Chevrette J. · Academic Press; London · 2014 · ISBN 978-0-12-396490-8 ↩︎
  18. [18]Useful Fiber Plants of the World — Dodge C.R. · USDA; Washington. · 1897 · http://www.biodiversitylibrary.org/ ↩︎A rather dated, but very comprehensive catalogue of fibre plants from around the world. The book can be downloaded from the Internet.
  19. [19]Trees and Shrubs of Mexico — Standley P.C. · Smithsonian Institution; Washington · 1926 ↩︎Although dated, it contains a wealth of information on the trees and shrubs of Mexico, including many of their uses. It can be downloaded from the Internet.