Gardenia need to give it a warm growth conditions, because it is relatively high temperature requirements. The ideal temperature for its growth is 20-28 ℃. In the north, the temperature should not be lower than 5 ℃ in winter, otherwise its branches and leaves will be frostbitten. It can endure low temperature for a short time, but not for a long time.
The growth of Gardenia needs enough light. In addition to avoiding direct sunlight and properly shading at noon in midsummer, it can be put in the sun and receive full sunlight at other times, so that it can grow more robust. If the light is not enough, it may be too long and spend less. It has a certain ability of tolerance to Yin, but tolerance to Yin is not like Yin, usually it's best to give it sufficient growth conditions.
Keep the basin soil slightly wet, and it is easy to get hurt if it is too dry. In addition, it can slightly withstand some water, but a long time of water will also make it rotten.
Gardenia likes the soil with slight acidity, and the soil with pH around 6.0 is the ideal culture soil. At home, we can use half of rotten leaf soil and half of peat soil to prepare soil.
Gardenia jasminoides Ellis is easy to be damaged by scale insects and aphids, and coal pollution will occur. At ordinary times to observe at any time, once found to deal with in time, to prevent spread.
Gardenia growth is relatively rapid, flowering is also relatively large, so every 2 - 3 years to carry out a basin for soil, to ensure adequate nutrition.
