Helianthus tuberosus - Sunflower

continental : Let’s water every 1-2 weeks, so that the substratum is always quite moist. If the temperatures are very harsh, during the winter, it isn’t necessary to water. Wet with 1875-1876 glasses of water.

alpine : We advise watering the The Helianthus tuberosus regularly, but not too often, keeping the soil damp, using 1874-1875 glasses of water; during this period of the year watering every 2-3 weeks could be enough.

mediterranean : The Helianthus tuberosus always asks for a slightly moist soil: therefore we should water often, about every 0-1 weeks, wetting the substratum deep down. Normally 1876-1877 glasses of water are used.

continental : These plants need, for a balanced development, to be grown in a sunny place.
These plants are located in the garden during all the seasons, as they can stand intense cold and ice.

alpine : Plant which needs to be exposed to direct sunrays.
These plants can stand even intense freezing without problems, so they’re grown in the garden even during the winter months.

mediterranean : We advise locating these plants where they can be directly exposed to solar rays.
These plants can stand the cold, therefore they can be grown in the garden.

Fertilize Helianthus tuberosus : During the winter annual plants aren’t cultivated.