The interval of watering is closely related to the temperature. When the temperature is higher than 30 ℃, water every 1-2 days. When the temperature is 20-30 ℃, water every 3-4 days. Wait until 10-20 ℃, water every 5-7 days. When the temperature is below 5 ℃, water once in 7-10 days.
1. Water quality: oushinan has high requirements for water quality. Alkaline water is harmful to its growth and needs to be acidified. You can add ferrous sulfate or a few drops of white vinegar to the water. Vinegar should not contain salt, or it will cause the plant to die. Tap water can't be poured directly. It needs to be left for a few days before use.
2. Water temperature: control the water temperature when watering in winter. Too low water temperature is easy to frostbite the root system of the plant, affecting its water absorption capacity. You need to leave the water for a few days, until the temperature is close to the room temperature.
3. Standing water: European Heather is afraid of waterlogging. Once there is standing water, it will affect the root's breathing. It is necessary to drain the accumulated water as soon as possible and loosen a loose soil to accelerate the evaporation of water. If the standing water is too long, the root system will rot. It is necessary to take out the plant, remove some old soil, and trim some rotten roots. After disinfecting with potassium permanganate solution, replant into new soil.
