![]() Treatments Pinus nigra : It is advisable a precautionary fungicide treatment, to be applied at the end of winter, using Bordeaux mixture. As far as insects are concerned avoid to apply a treatment if such parasites are not present on the plants. Watering Pinus nigracontinental : It is advisable regular but not excessive waterings; increase waterings in spring and summer and decrease them when the cold period starts, suspend them in winter. Always allow the soil to dry out completely between two waterings. Avoid water stagnations. alpine : Water The Pinus nigra rather regularly from March to October, always allowing the soil to dry out well between two waterings. Avoid water excesses or stagnating water; during the cold season waterings can be decreased or suspended. mediterranean : It is advisable to intervene only when the soil is dry, however avoiding to expose the plant to long duration drought periods. We can decrease waterings or even suspend them during cold months. Exposure Pinus nigracontinental : This plant prefers to be exposed to direct sunlight all year long. alpine : Grow The Pinus nigra where it can be exposed every day to direct sunlight as long as possible. mediterranean : Grow The Pinus nigra in a very bright location, with a good exposure to direct sunlight. Fertilization Pinus nigra : Adult trees do not need fertilizing, on the contrary young ones are fertilized at the end of winter, by burying at the base of the trunk a ripe organic fertilizer or a slow-release granular fertilizer. |