英语翻译The Kalanchoe is a Short Day plant,with a critical day length of 12½ hours.

问题描述:

英语翻译
The Kalanchoe is a Short Day plant,with a critical day length of 12½ hours.

Kalanchoe是短日照植物,日照时间为12.5小时
就是说每天要保证日照,因为它是夏季的作物吧