Attached to the Oleaceae family, the privet (Ligustrum Vulgare in Latin) is a shrub that is particularly used as a hedge. Ligustrum Vulgare is a rustic shrub. It can withstand negative temperatures up to -20 ° C. From May, small flowers bloom. They are white, clustered and fragrant.
Plantation of the privet
It can be used as a windbreak, hedge, isolated or in pots. The good conditions for the cultivation of the privet are: - Humid and fresh soil. The shrub is not reluctant on calcareous soil. - A sunny exposure. - Planting from October. - The spacing between the shrubs to form a decorative hedge is 50cm. The evergreen shrub can be planted in isolation. With this in mind, the space between the plants is 2 m. When planting, gardeners agree that it is essential to dethrone the evergreen shrub at least 30 cm above the ground. This gesture improves ramification. In addition to this condition, it appreciates the cool, moist soil. To conserve moisture, mulching is necessary during the first years of life.
Maintenance of the privet
Whether grown in pots or in the ground, the shrub needs severe pruning, if only for aesthetics or to limit the invasion of various garden pests. Depending on the cultivation method, it is necessary to adjust the size. Thus, - For a pot culture, it must be pruned once in the year as soon as spring arrives. - For isolated cultivation, one pruning per year is sufficient. It will take place in March. - For a hedge crop, it must be pruned twice a year. Once for spring and the second time for fall. Pruning its privet is important to rebalance the shape of the shrub.
Reproduction of the privet
Sowing, cuttings or layering, there are a multitude of possibilities to multiply it. Note that the breeding period depends on the method chosen. With this in mind: - For layering, two periods are favorable: spring and autumn. - For a successful cutting, the technique must be carried out in June if the stems are semi-woody or in January if the stems are woody.
Enemies and diseases of the privet
Ligustrum Vulgare is resistant to diseases. Only powdery mildew (cryptogamic disease) is to be feared. Powdery mildew results in the appearance of pimples on the foliage. Massive damage to the fungus causes the leaves to dry out. Powdery mildew tends to appear at the end of the season. It is due to poor growing conditions. As a prevention, bring a decoction of horsetail. If there are few diseases to this evergreen shrub, it is common to see parasites invading the place. Aphids, moths, thrips or mealybugs, all these pests revel in the privet leaves. Several solutions exist to dislodge these pests: - For aphids, use black soap. - For ringworms, use an insecticide approved for gardens. - For thrips, use a tansy-based infusion. - For scale insects, use a solution based on dishwashing liquid (1 teaspoon), rain water (1.5 liters) and vegetable oil (1 teaspoon) after removing most of the scales at hand and destroys the infested leaves.