Gymnocalycium — care at home
Gymnocalycium – tropical cactus spherical shape with a flattened stem, its size can vary from 2.5 to 30 cm in diameter.
With proper care, the cactus blooms from may to September, beautiful large flowers in various shades.
Location and lighting
This indoor plant light, so even in winter it requires bright light. If the pot is on the windowsill, in the summer hot days, preferably pritenyat from direct sunlight.
The most optimal for Gymnocalycium temperature is moderate in summer (20°C) and slightly lower in winter 15-18°C, permissible and colder conditions, but in exceptional cases, up to +5°C.
Watering and humidity
Watering should be plentiful from may to August, you need more moisture – watered pooled warm water, as the drying of the soil. In September and October, and reduce watering from mid-autumn through the winter brought to a minimum.
Humidity may be low, Gymnocalycium feels good in all conditions and does not require spraying.
Fertilizing the plant needs in the spring and summer. To do this, use a special fertilizer for cacti – they are used in the summer once a week.
Transplantation and propagation
While the plant is young, his transplanted each year. Then do it only when necessary, if the pot is too small.
Transplanting a plant pot are not much more than the old. As the substrate using ready-made soil for cacti or a mix of deciduous, loam, peat, humus and sand (in equal proportions), you can add charcoal and brick chips.
Gymnocalycium propagated by seed and lateral shoots. The seeds at any time of the year planted in the substrate, preferably a bit steamed, not buried them in the ground and covering the film.
While the seeds do not sprout, they provide a temperature of about 20 ° C and moistened with the spray.
Lateral processes separated from the parent stem, dried and rooting in a wet substrate. Special care and special soil such seedlings do not require. Young plants usually begin to bloom in 2-3 years.
Pests and fight with them
Usually, this cactus appear red mites and mealybug. Get rid of mites by washing the plant with hot water, you can also handle his alcohol. If a lot of parasites, use special insecticides.
To combat mealybugs also wash the stem in hot water or arrange Gymnocalycium root bath (10 minutes kept his roots in hot water). Insecticides are also reliable means against the mealybug.