Belonging to the Oleaceae family, the lilac is a flowering shrub native to Central Europe and the East. Its name comes from the Persian "" nîlak "" which means "" bluish "". The lilac also has the scientific name of syringa meaning in Latin "" reed "", in reference to its shape. Widely used for its ornamental qualities thanks to its colors navigating between blue, mauve, purple and purple, lilac is also appreciated for its fragrant virtues and its spring fragrance.
The lilac is satisfied with limestone or ordinary soil, and adapts perfectly to a location whose exposure alternates between full sun and partial shade. Very little binding on maintenance, the lilac culture begins with a planting in autumn, for a flowering period between April and June. It is advisable to choose a well-drained soil associated with a suitable fertilizer and to place the root ball in a hole of about 30 cm. To obtain a hedge, space your feet 2 m apart. Cuttings are made in June.
Promote flowering by using a slow-decaying organic fertilizer in March or April. With a height that oscillates between 4 and 7 meters, the lilac shelters some little-known fruits, in the form of woody ovoid capsules. If you want to have a lilac only flowering, it will be necessary to remove the wilted leaves before their transformation into fruit.
The lilac requires regular watering at the rate of 15 liters of water approximately every two weeks.
Its size is essential each year and must be carried out with care after flowering when all the lilac flowers have withered. Thelilac shrub is fragile and the wrong size will make a new flowering more difficult. For this purpose, a healing product can be applied to the size wounds.
The main lilac disease is caused by mealybugs which, in the summer, settle on the shrub. Mealybugs stand out for their white color and cottony appearance. They feed on lilac sap and can be fatal if the shrub is left untreated. Insecticides are recommended for prevention.