Notocactus Magnificus Origin and Habitat: Brazil (Rio Grande do Sul) and nearby Paraguay, Uruguay, Argentina . It has a small range (extent of occurrence is 2,600 km2) and it is severely fragmented.
Altitude: It occurs at elevations of 150 to 800 meters above sea level.
Habitat: This species grows in hilly grassland and on walls between cracks in the rocks or in the shade of larger growing plants in deciduous forest. It grows in one of the most temperate region of the countries with warm and cool seasons and weather can become very cold during the winter nights, often it will fall to just above freezing without harming the plants as it is also very dry. The soil there is well drained and has a fairly high organic content, derived from the decomposition of other plants.
Notocactus Magnificus Cultivation and Propagation: Parodia magnifica is an easy to grow ornamental species suited for any well drained soil in half or full sun.
Growth rate: It is a relatively rapidly growing and easily flowering species that will make clumps given the best conditions.
Soil and pots: It likes deep pot with generous drain holes, needs a very airy potting medium very permeable to water which mainly consists of non organic material such us clay, pumice, lava grit, expanded slate and only a little peat or leaf-mould, slightly acid, pH-value between 4,5–6. Re-pot every two years.
Watering: No water should ever be allowed to stand around the roots. Keep almost completely dry in winter. However this spurge will tolerate dryness and can even thrives in poor, dry soils, but do better when grown in nutrient-rich soils with regular watering.