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仙人掌类植物都属于仙人掌科,共有140属,2000多种。多数野生于热带干旱荒漠地带,故具有其独特的生态特性。主要有(1)对温度有较强的适应性。有不少种类的仙人掌植物能耐40℃的高温和忍耐零下40℃的低温,照常生长,开花结实。但作为园艺品种生长适温为20—30℃。(2)需要有较强的光照,但不是要求长时间的直射光。因此,夏季中午仍需要遮荫防止灼伤。(3)有较强的耐旱性。
Cactus plants belong to the cactus family, a total of 140 genera, more than 2000 kinds. Most wild in the tropical arid desert, it has its unique ecological characteristics. There are (1) a strong adaptability to temperature. There are many species of cactus plants capable of 40 ℃ high temperature and tolerance of minus 40 ℃ low temperature, normal growth, flowering strong. But as a horticultural variety growth suitable temperature is 20-30 ℃. (2) Strong light is required, but not long time direct light. Therefore, it is still necessary to shade to prevent burns at noon in summer. (3) Strong drought tolerance.