What Do Orchids Do at Night

At night, your orchids consume energy reserves in a process called respiration. Respiration is temperature dependent so less energy is consumed when nights are cooler, leaving the plant more energy to produce flowers. Providing Lower Nighttime Temperatures.

Do orchids grow at night?

Phalaenopsis orchids grow best when there is a 10- to 15-degree difference between daytime and nighttime temperatures. But temperature also plays a critical roll in orchid blooming. In the wild, it is the drop in fall temperatures that triggers Phalaenopsis orchids to bloom.

How often do orchids bloom?

Most orchids bloom once a year, but if they are really happy, they may bloom more often. If you want an orchid that blooms during a particular season, the best bet is to purchase a plant that is in bloom at that time. When an orchid does flower it usually remains in bloom for six to ten weeks.