Lin, they have been standing in a small glascabinet, relative humidity between 75-90 %, night temperature about 15-16 centigrade (60 F ?) and day temperature around 10 centigrade (70 F ?).
/Magnus
The humidity is no problem (have an orchidarium) but the daytime temps are about 78. Too high??
Mine is about 6" from a south-facing window and 4-5" from a large CF bulb. Humidity is about 30-40% and night temps 62F and day temps 74F. Daily dunking in fertilizer solution.