Cultivation of the calla, white and colored variety

Cultivation of the calla, white and colored variety

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Therecultivation of the callaat one time only the white variety was interested, today it is possible to cultivate colored calla which, unlike the classic species, develop from tuber. For more information on colored and white calla lilies, we refer you to the article "Varieties of calla lilies, white and colored", on this page we will focus oncultivation of the calla examining the various needs.

Therecultivation of the callavaries according to the species of belonging, for convenience we will divide thecallein two large families, the bulbous calla lilies (typically white) and the tuberous calla lilies with the colored varieties. It is possible to grow calla lilies in pots or in the garden, here are the rules to follow incultivation of the calla.

The planting of the white and colored calla

The planting of thecallait should be done in spring, when the danger of freezing has passed. The emission of the roots begins when the soil has stably reached the temperature of about 16 ° C, so those who live in the North will have to wait for late spring to avoid the risk of late frosts. For the planting of rhizomes or tubers wear gardening gloves, some substances present in them could irritate the skin.

Thereplantingshould be performed at a depth of 10 cm, with a distance between one specimen and another of about 30 cm for thecolorful calla liliesand 60 cm for the classic white calla.

Cultivation of the calla, the needs

Therecalla, both white and colored, should be grown with a sunny or partial shade exposure. In regions with a hot and dry climate in Southern Italy it is bettergrow callain shady areas.

Thewhite calla liliesthey prefer rather humid soil rich in organic substance, which is why they can easily be grown along ditches, on the edges of ponds or lakes.

On the contrary, thecolorful calla liliescoming fromZantedeschia albomaculata, Zantedeschia elliottiana and from Zatedeschia rehmanii,they love a sandy and well-drained soil, they are very sensitive to rot.

As for the pH, allcallethey prefer a neutral or slightly acidic soil.

White calla, watering and fertilizing

Therewhite calla(the classicZantedeschia Aethipica and its varieties) must be watered constantly: the soil must never be too dry. Fertilize the white calla lilies from spring, when the stump will have reached a height of 15 cm, twice a month, using afertilizerspecific liquid for flowering plants. Stop fertilizing at the end of flowering.

Calla colored, watering and fertilizer

Again it starts fertilizein spring, when the head is well developed, twice a month, and thefertilizationat the end of flowering. Forirrigate the colored callayou have to wait for the soil to dry completely between one irrigation and the next, in addition, thecolorful calla liliesthey need a rest period ranging from October to February, to facilitate the start of the vegetative pause it is recommended to gradually reduce watering from three to two times a week as early as August.

In the first 15 days of September irrigate only once a week, then leave thecolorful calla liliesdry until the foliage has completely withered. Only at this point can the tubers be removed from the flower beds (or fromvases): the tubers ofcolorful calla liliesthey do not withstand temperatures below 10 ° C.

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