1. Breeding environment

(1) Soil: watercress green is fond of loose, humus rich and sandy soil with good drainage, and heavy soil cannot be used. It can be prepared with rotten leaf soil mixed with river sand, peat soil and perlite. You can also add some rotten fertilizer to it

(2) Watering: plants like moisture and are not drought tolerant. Therefore, water frequently during the growth period, especially when the temperature is higher than 25 degrees. When the temperature is lower than 25 ℃, wait until the soil surface is dry before pouring. When the temperature is lower than ten degrees, the water shall be controlled

(3) Humidity: keep the humidity at about 70%. In case of large evaporation and dry air, spray water in time

(4) Temperature: like warmth, the most suitable is 20 to 30 degrees. Attention should be paid in winter to ensure that you can spend the winter safely at more than 10 degrees. The minimum temperature should not be less than five degrees, otherwise it will be frozen

(5) Illumination: like half shade or scattered light. Sufficient light should be provided in winter. Shade is needed in summer. Scattered light in other seasons

2. Pest control

The diseases are relatively few, and the pests are mainly red spiders. After discovery, the number is small. Wipe the leaves with a wet cloth and wipe them off. If the quantity is large, spray targeted agent. In addition, pay attention to increasing humidity

3. Pruning

When the newly propagated seedlings grow to about 10 cm, they need to pick the heart to increase the number of branches. Usually, it needs to be trimmed according to the overall shape and growth