Why did cactus die?

Cactus is a plant that likes sunshine, bears barren, drought and fears freezing. There are almost no pests and diseases such as cactus and spider, and it is not the joke that any plant has spider.

There are three main reasons why your cactus will die:

① Too much water leads to rotten roots and balls.

(2) Excessive fertilization, rotten roots and rotten balls.

(3) the light is too weak, rotten roots and rotten balls.