Catharanthus roseus is a perennial herb, but its cold tolerance is poor, so it is often cultivated as an annual plant in the Yangtze River basin and other areas. If it is taken good care of, it can continue to grow in the next year, but many people will not grow Catharanthus roseus in the second year, or it will grow badly and have few flowers.

Is Catharanthus roseus an annual or a perennial

Catharanthus roseus is a perennial herb, but its cold tolerance is poor, so it is often cultivated as an annual plant in the Yangtze River basin and other areas. If it is taken good care of, it can continue to grow in the second year, but many people raise Catharanthus roseus in the second year, or its growth is very poor, and there are few flowers.

growth process of Catharanthus roseus

Under normal circumstances, Catharanthus roseus can live for 3-4 years, and it will last longer if it is properly cared for. The growth cycle of Catharanthus roseus is about 8 months, which can be roughly divided into three stages: seedling growth stage, because of the low temperature, the growth is very slow, and the top will start to bloom in the vigorous growth stage, and the weather will get cold after autumn and enter the stagnant growth stage.

growth conditions of Catharanthus roseus

The growth environment of Catharanthus roseus should be ventilated and not too stuffy. When it is cultured indoors, it needs to open more windows. It likes sunshine, so it should see more light during its growth period to ensure sufficient sunlight. Moreover, it is very afraid of waterlogging, so it is not allowed to give too much water during the maintenance period, otherwise it will affect its growth. In order to make its growth better, it needs to be fertilized once in half a month during its growth period, so that it will grow faster.