Arum nigrum

Fertilize Arum nigrum : In autumn it’s not necessary to fertilize bulbous plants; in any case it’s good to enrich the soil of the newly planted bulbs with organic fertilizer.

continental : The Arum nigrum needs direct sunlight, even for many hours a day.
We suggest growing these plants in the garden; during autumn usually they don’t need protections if the minimum temperatures are above -5°C.

alpine : These plants prefer very sunny locations, where they are exposed to sunrays for most of the day.
The Arum nigrum stands minimum temperatures some degrees below zero. If the nocturnal minimum temperatures are very harsh it’s advisable to protect them with a non-woven fabric.

mediterranean : This plant needs to be exposed to direct solar rays.
We suggest growing the The Arum nigrum in the garden; it can stand without problems minimum autumn temperatures.

continental : We suggest watering quite frequently, every 0-1 weeks. In this manner it will be kept fairly moist, without being soaked with water. Usually 2-3 glasses of water are used.

alpine : Watering should be done pretty frequently and regularly, but without exceeding: let’s remember to we the soil thoroughly and let it dry before giving it more water. Let’s irrigate every 1-2 weeks using 1-2 glasses of water.

mediterranean : Watering in this period of the year must be very frequent, even every 0-0 weeks, so that the soil is always slightly damp. For average dimension plants we suggest using about 3-4 glasses of water.

Pests Arum nigrum : Before the cold months arrive, a wide range anticryptogamic treatment is advised; the plants which have been struck by black spot disease or other fungal pathologies must be cured in a specific manner, remembering to gather and destroy the leaves affected by diseases.