Arisaema sikokianum - Jack in the pulpit

Treatments Arisaema sikokianum : Flowering plants shall be treated only away from bloom, to avoid to injure pollinating insects; normally it is advisable to use specific products and only when the parasite is present on the plant.

continental : Water the Arisaema sikokianum very regularly, trying to maintain the soil always a little humid, but not soaked or with stagnating water. Remember to increase waterings during the most luxuriant vegetative period, from March until October, and to decrease watering when the cold period starts.

alpine : We remind to water the Arisaema sikokianum very often, specially in summer; the soil shall be maintained humid constantly, but not soaked. During the cold season we can decrease waterings, but avoid the soil to dry out completely for too long periods.

mediterranean : Water the Arisaema sikokianum very regularly, allowing the substrate to be constantly humid; increase waterings specially in summer, and decrease them in winter. Remember that these plants suffer from drought, specially in case of long duration drought.

continental : The Arisaema sikokianum prefers to be grown in half-darkness.
These plants tolerate also slight frosts without any problem; cover the aerial part with frost cloth in winter.

alpine : It prefers semishady locations, where it can receive few hours a day of sunlight.
They can tolerate slight frosts without any problem; cover the aerial part with frost cloth in winter.

mediterranean : We suggest to place these plants in a semishady location for a balanced growth.
Normally they tolerate also long frosts without any problem, therefore they can be grown outside; in case of particularly rigid winters cover the aerial part with frost cloth.

Fertilization Arisaema sikokianum : Bulbous plants need a specific fertilizer, to be used during the foliage growing period; the supply of fertilizer will improve the storage and nutritional substances in the bulb, which will be used for the next year bloom.