Abutilon megapotamicum - Trailing Abutilon

Famille: Malvaceae, Genre: Abutilon
Arbuste à feuilles persistantes (2m de haut par 2m de large).

Habitat

Exposition
Plein soleil ou mi-ombre
Humidité
Humidité moyenne.
Sol
Tous sols.
pH
Sol acide ou calcaire
Rusticité
Zone 8
Habitat originel
Widely cultivated in the Tropics and not known in a truly wild situation.
Origine géographique
S. America - Brazil.

Comestibilité

  • Flowers - cooked .
  • Used as a vegetable [183].
  • A pleasant sweet flavour, we like to eat them raw [K].
  • The flowers produce nectar all the time they are open so, assuming the plant is grown indoors and is not visited by pollinating insects, the sweetness increases the longer the flower is open [K].

Culture

  • Requires a sunny position or part day shade in a fertile well-drained soil [200].
  • Dislikes drought [200].
  • This species is only hardy in the mildest areas of Britain, tolerating temperatures down to between -5 to -10°c when given the protection of a south or south-west facing wall [11, 184, 200].
  • A deep mulch in winter and tying in growth to the wall will maximise protection in winter [200].
  • If the plant is cut back by cold weather, it will normally resprout from the base in the spring and can flower on the current year's growth [202].
  • Dead-heading plants to prevent seeding can enhance longevity [200].
  • Tip-prune young plants to promote a bushy habit, older plants can be cut back hard annually in spring if required [200].
  • There are some named forms, selected for their ornamental value [200].
  • There is a variegated form in cultivation, this variegation is as a result of infection by abutilon mosaic virus [184, 200].
  • Les plantes de ce genre sont notamment résistantes aux armillaires (champignons) [200].

Propagation

  • Graines - semez au printemps sous serre [200].
  • Germination should take place within a few weeks .
  • Once the seedlings are large enough to handle, prick them out into individual pots .
  • Grow them on for at least the first winter in a greenhouse and plant out in late spring or early summer, after the last expected frosts .
  • Cuttings of young shoots, June in a frame [200].
  • Grow on in the greenhouse for their first winter and plant out in spring after the last expected frosts .
  • Boutures de bois mi-mûr, Juillet/Août sous chassis [200].
  • Grow on in the greenhouse for their first winter and plant out in spring after the last expected frosts .

Calendrier

En fleur
4 - 9
En feuille
1 - 12

Pollinisation

Type de fleur
Hermaphrodite (les fleurs ont des organes mâles et femelles)
Auto-fertile
Oui

Divers

Pollution
Non
Autres réferences
[11, 200]

Réferences

[11] Bean. W. Trees and Shrubs Hardy in Great Britain. Vol 1 - 4 and Supplement. 1981.
A classic with a wealth of information on the plants, but poor on pictures.
[183] Facciola. S. Cornucopia - A Source Book of Edible Plants. 1990.
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.
[184] Phillips. R. & Rix. M. Shrubs. 1989.
Excellent photographs and a terse description of 1900 species and cultivars.
[200] Huxley. A. The New RHS Dictionary of Gardening. 1992. 1992.
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
[202] Davis. B. Climbers and Wall Shrubs. 1990.
Contains information on 2,000 species and cultivars, giving details of cultivation requirements. The text is terse but informative.

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