Acanthocalycyum peitscherianum is native to altitudes of 1000 meters above sea level in the province of Cordoba, San Luis in Argentina.
The Acanthocalycium peitscherianum grows slowly and generally solitary. The stem is globular in shape, sometimes a little crushed, with ribs in number from 17 to 20 of acute form.
The spines that pop up on elliptical areolas can be quite variable, especially the length of the spines, depending on the distribution area. There can be from 1 to 4 central spines, while they can have from 6 to 10 radial spines, a little shorter than the central spines.
The flowers, generally white, can also be a light pastel pink or a brighter pink and can reach 4 or more cm. in diameter.
The cultivation of Acanthocalycium peitscherianum is quite easy. First of all, it must be planted in a porous and well drained soil and placed in an airy position and in full sun. This will help the plant maintain a compact shape and resistant thorns.
Watering must be regular in summer, with the addition of fertilizer, rich in microelements and high percentage of potassium, every 15/20 days. During the cold season, instead, watering should be completely suspended.
This plant, if kept dry in winter also withstands temperatures -10 / -15 ° C.
The best way to propagate your Acanthocalycium peitscherianum is by seeds.
Its name already describes its peculiarities: in greek, acantha means spiky, while calyx means chalice: Acanthocalycium flower buds, in fact, are covered in spines like the cactus body.
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