Since the foliage is used to be eaten, letís use specific insecticides and anticryptogamics, far from the harvest period. Plant which need at least a few hours a day of solar light.During this time of year we shouldn't worry about minimum temperatures, in fact the The Cardoon can bear temperatures a few degrees below zero.
During the spring months letís fertilize our plants periodically, every 15-20 days, using a fertilizer rich in nitrogen. When desired, it is also possible to use a slow release fertilizer, to add to the soil every 3-4 months.
The development is erect, they tend to grow both in height and in width, giving origin to a rounded shrub. These plants are perennial herbs. This plant in the summer assumes a purple colouring; it is large in size and can reach 2 m high. It doesn't keep its leaves in the winter.
Letís avoid watering the The Cardoon excessively, always leaving the soil dry for a few days between one watering and the other, therefore letís irrigate the substratum deeply every 2-3 weeks with 2-3 glasses of water . Medicinal plants can be used fresh or dehydrated; if we want to harvest them to put them aside dehydrated, letís get information regarding the balsamic period of the plant we have chosen, rather when the plant has a higher quantity of active principles.
As the day-time temperatures rise at the beginning of the spring, it is agreeable to practice a preventive treatment, with a wide-range insecticide, which should be applied when there arenít flowerings in the garden. Before the buds become too large, it is advisable to also treat them with a wide-range fungicide, to prevent the development of fungal diseases which spread easily when there is an elevated environmental moisture.
Letís prefer dissolved soils, with an excellent drainage.
Notes - Cardoon
There aren't any notes. The indications given in this article are related to a medium size plant.