![](http://www.ecns.cn/hd/2023/05/03/3f9f0202615a464f883da42a8f56ce15.jpg)
Tourists visit peony garden in Luoyang, central China's Henan Province, May 1, 2023. (Photo: China News Service/Wang Yu)
The garden has adopted large-scale low-temperature controlled technology to prolong the blooming period of peonies.
At present, there are more than nearly 2,000 plants of 60 peony varieties, with nine major colors, in the garden.
![](http://www.ecns.cn/hd/2023/05/03/b417050695dd4eea94a8aa87585d6b4a.jpg)
Tourists visit a peony garden in Luoyang, central China's Henan Province, May 1, 2023. (Photo: China News Service/Wang Yu)