Cleistocactus strausii – Cleistocactus strausii – Cleistocactus strausii – Grassy Plants – Cleistocactus strausii – Cleistocactus strausii – Succulent


The stem

CleistocactusErect and cylindrical, it is crossed by thin longitudinal ribs, with areoles very close to each other.

  • Blue Bird Height: up to 150 cmFlowering: continuous, from June to OctoberFlowering: lacecap, whole blue or pink sepals depending on the acidity of the plant.
  • Coprire le piante When autumn arrives, as soon as the temperatures drop, every year the problem is the same: and now as we do with that orange tree that we bought in the nursery this summer?

    All …

  • serra da balcone good morning, I built on my balcony a small greenhouse in galvanized iron and polycarbonate (1cm) size 2.20 x 1.20 H 2.30 with a door with 2 doors (40 + 40) at full height.
  • semensaio I have a greenhouse of 2.5m for 3 and high 2.30m I would like to heat the seedbed that there is in the greenhouse with heating wires, according to you is a good solution?…

The flowers and fruits

Cleistocactus The flowers: the flowers bloom in spring and summer in the upper part of the plant, are tubular and narrow and never open completely.

The yellow stamens come out of the flower. It blooms around ten years of age.

Fruits: shaped like small spherical berries, they are cottony.

Exposure and Watering

Exposure: it must be very bright and sunny; in winter the temperature must never drop below seven degrees Celsius.

Watering: must be moderate. If it’s cold it is necessary that the environment and the soil are dry.

Soil, Fertilization and Repotting

Soil: a mixture of universal potting soil and sand in equal parts, with excellent drainage, is usually used.

Fertilization: once a month during the development period, with cactus fertilizer.

Repotting: usually not carried out, as the roots develop a lot, it is advisable to use rather large pots.


Multiplication is done by sowing in a terrine using fresh seeds; the container must be well drained and filled with a seed mixture for cacti. The seeds should not be buried but placed on the surface, the terrine is covered with glass and is placed in a warm and bright place, but not in the sun. After a few months, the seedlings will germinate; during this period, the soil will always be kept humid.

They can also be multiplied by cutting: cuttings are taken from the stems, from June to August; the cut surfaces are dried up and planted in a compound formed by garden mould, leaf mould, sand and gravel with bone flour.

Cleistocacto – Cleistocactus strausii: Pests and diseases

Cochineals can invade the leaves; the rottenness of the base affects plants grown in wet cold conditions.


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