Indoor plants

The gardenia

Gardenia plant

Originating from Japan, China and southern Africa, Gardenia plants are a genus belonging to the Rubiaceae family. There are more than two hundred species of Gardenia ornamental plant, widely used, it can be grown in pots or in the ground. The habit is shrubby and the foliage is compact with a glossy intense green color. The growth of these plants occurs slowly and if they are grown in optimal conditions, over time they can reach a height of one meter. The extensive use for decorative purposes is characterized by the beautiful, very fragrant flowers that the Gardenia plant produces. According to the different species, generally, the flowering period is in spring or during the summer season. The inflorescences are single, white in color and the petals can be simple or double.

Cultivation of the Gardenia plant


The different species of Gardenia do not easily adapt to all environmental contexts. The best soil in which to grow them has an acid pH and must be absolutely well drained, to avoid possible stagnation of water that lead to the rapid deterioration of the plant. They are delicate plants that must absolutely not be exposed to direct sun, rather it is recommended to choose positions in partial shade or in the shade, sheltered from strong currents. They do not tolerate excessively hot summer temperatures and in winter they must be sheltered when the temperature drops below ten degrees. Irrigation must take place regularly and must be abundant especially during the summer season. It is useful to support the growth of the plant with a fertilization low in limestone and nitrogen to be diluted in the watering.

Gardenia plant propagation


There are two main techniques to reproduce the Gardenia plant, through sowing and with the cutting method. In addition to the time required, sowing does not guarantee the success of specimens of the same plants, given the genetic variability of the selections. More effective and guaranteed cutting, the tops can be cut in the months of August and September or between January and March. The cut must be oblique and to help the birth of new roots, it is advisable, before transplanting into pots, to apply rooting powder on the base of the cutting. Subsequently, the tops are placed in small containers, consisting of peat and a part of coarse sand. The cuttings must be protected in temperate places, between twenty and twenty-five degrees, placed in the shade.

The gardenia: Variety of the Gardenia plant


Although there are hundreds of species of Gardenia plants, there are very few varieties used and widespread on the market for ornamental purposes. The most used is certainly Gardenia jasminoides, which is best suited to the Mediterranean climate. Native to China and Japan, it has dense, compact, glossy green foliage. The flowers are white, single and very fragrant and recall the fragrances of Jasmine. The flowering period begins in June and can last for the entire summer season. Among the different species, Gardenia grandiflora stands out for the size of the flowers it produces. The leaves are shiny and lanceolate, the period of the fragrant flowering begins in spring and continues constant even in the summer season. More difficult to find the Gardenia amoena, native to Asia,

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