The Colorado Department of Revenue, in conjunction with the Colorado Department of Public Health and Environment has issues a ...

Give Christmas cactus lots of indirect light year-round, and don't allow the soil to dry out too much once flower buds form.

Christmas cactus plants require at least 12 hours of uninterrupted total darkness (beginning at the Autumnal Equinox) for five to six weeks to form flower buds. Any kind of light, even artificial ...