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Care of the plant Allamanda violacea or Purple allamanda.

Care of the plant Allamanda violacea or Purple allamanda

The genus Allamanda, family Apocinaceae, comprises 15 species of shrubs originating from tropical regions of Central and South America. Some species are: Allamanda violacea, Allamanda cathartica, Allamanda neriifolia, Allamanda angustifolia, Allamanda schotii, Allamanda hendersonii.

Common names: Violet allamanda, Purple allamanda. This species is native to Brazil.

They are climbing shrubs that reach several meters high with bright green and slightly wavy oval leaves. They produce abundant violet flowers in a bell shape. They bloom from summer to autumn but can do so almost all year round.

They are used as houseplants in potted tutors to help her climb and, in tropical or subtropical climates, to cover walls, columns or pergolas; They need supports to climb. He does not like sudden changes in temperature.

Allamanda violacea is a fast-growing tropical plant that can be grown in full sun or semi-shade exposures; in Mediterranean climates it's better that you do not receive direct sunlight during the hottest hours of the day. Temperatures below 10 ºC are not suitable. The ideal temperature should be between 20-25 ºC during the flowering season and the environmental humidity above 60%.

A suitable soil would be a mixture of 50% garden soil, 30% leaf mulch and 20% siliceous sand. They are transplanted in early spring, taking great care not to damage the roots.

Water frequently without lime so that the soil is always moist but not watery; reduce winter risk. To keep the humidity high it is important to place a plate or tray with wet stones under the pot.

Fertilize from spring to autumn every 15 days with a mineral fertilizer to promote flowering.

It's advisable to prune the old branches in late winter to stimulate the appearance of more flowers.

They can be attacked by whiteflies, mites and aphids especially if the humidity is low.

They can be propagated from cuttings made with the remains of pruning.

Images of the plant Allamanda violacea or Purple allamanda

Allamanda violacea
Allamanda violacea
 

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