Abutilon x suntense

Famille: Malvaceae, Genre: Abutilon
Arbuste à croissance rapide et à feuilles persistantes (8m de haut par 5m 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
Ne se trouve pas à l'état sauvage
Origine géographique
A hybrid of garden origin, A. ochsenii x A. vitifolium.

Comestibilité

  • Fleurs - crues [K].
  • The flowers are up to 6cm in diameter [219].
  • A mild flavour with a slight sweetness and pleasant mucilaginous texture [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, 200].
  • It is probably hardier than either of its parents [11].
  • Plants are often deciduous in cold winters [219].
  • 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].
  • Plants grow very rapidly for their first few years and need staking if they are not in a sheltered position [11].
  • Plants tend to be short-lived in Britain, dying suddenly without any apparent cause .
  • This is probably because they flower so profusely that they die of exhaustion [11].
  • 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 [11, 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 .
  • Although this species is a hybrid, seedlings are usually true to type [260].
  • 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
5 - 6
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.
[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.
[219] Grey-Wilson. C. & Matthews. V. Gardening on Walls 1983.
A nice little book about plants for growing against walls and a small section on plants that can grow in walls.
[260] Phillips. R. & Rix. M. Conservatory and Indoor Plants Volumes 1 & 2 1998.
Excellent photos of over 1,100 species and cultivars with habits and cultivation details plus a few plant uses. Many species are too tender for outdoors in Britain though there are many that can be grown outside.

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