Bishop’s cap – Astrophytum myriostigma – Astrophytum myriostigma – Grassy plants – Bishop’s cap – Astrophytum myriostigma – Succulent

astrophytum myriostigma


berretta del vescovothey are grown in a sunny or semi-shady place, sheltering the plants during the hottest hours of the day in areas with very hot summers; they can bear temperatures close to zero, but only if in a completely dry place, therefore in winter they are sheltered in an apartment or in a cold greenhouse.

  • astrophytum ibrido Cactacea of Mexican origin, by genus astrophytum few species belong to, but seen the beauty of these cacti, over time have been selected hybrids and cultivars, with a particular appearance or, in the case of…


From March to October, water the soil thoroughly, but only when it is perfectly dry; during the cold season, water only the specimens grown at home, occasionally moistening the soil once every 30-45 days. During the vegetative season, provide some fertilizer for succulent plants, every 20-30 days.


to cultivate in a substratum for succulents, formed by a part of peat, a part of river sand and a part of lapillus or pozzolana; every 3-4 years to repot in containers some centimetres wider than the original pot.


occurs by seed, since it is difficult for the astrophytum produce basal shoots.

Pests and diseases

fear the attack of aphids, mites and cochineal; poor drainage of the soil or excessive watering can encourage the development of root rot.


Originally from Mexico, it is 3 to 4 cm high and has a diameter of about 7 cm. The stem is pale green, has a slightly flattened ball shape, with 8 wide and rounded ribs. The flowers, about 3 cm long, open in summer, are yellow and faded in red in the centre. This species never produces shoots.


Native to Mexico, on average it becomes about 15 cm tall, but some specimens reach up to 25 cm. The stem is spherical in shape, with a diameter of about 8 cm and light green in colour. This species can have 7 or 8 angular ribs and are covered with small white scales. The areoles are light brown and support black, grey or reddish spines. The flowers are reddish on the outside and in the inner base but are yellow on the inside most visible. They are about 6 cm wide and open in summer.


Native to Mexico, it has a globular stem (although it tends to stretch over time), 10 to 20 cm wide. It is covered with white scales and is divided by 5 or 6 ribs usually without thorns. The flowers resemble daisies, are about 4 cm long and are yellow with a red center. The flowering period is summer.

Astrophytum quadricostatum

Similar to the astrophytum myriostigma, characterized by having only 4 ribs.

Bishop’s cap – Astrophytum myriostigma: Ornatum mirbelli

Similar to the Ornatum but with yellow thorns.


It has a cylindrical stem, tall up to 30 cm, with a diameter of 15. This species has eight ribs, with areoles at the edges with 5-11 spines, about 3 cm long. The flowers are about 8 cm wide and light yellow in colour.

  • astrophytum The Astrophytum is a genus that belongs to the family of cacti. Questo genere di pianta si caratterizza per la s
    visita : astrophytum


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