How To Take Care Of Blooming Christmas Cactus. When you see new growth put the plants in an area of your home with a 55 to 65 degrees F temperature and give them 10 hours of light and 14 hours of darkness for a period of 4 to 6 weeks. In mid-October reduce your watering.
Use a high quality all-purpose indoor plant fertilizer and not one intended for succulents or true cacti plants. Once the Christmas cactus has ceased all flowering usually by fall or about six to eight weeks before you want the plant to rebloom you should allow the plant to begin its dormancy cycle by cutting back on Christmas cactus moisture and reducing both light and temperature. Move the Christmas cactus to a sunny draft-free area.
If you dont live in this kind of climate you can provide your cactus with the humidity it needs by placing the pot on a flat dish or saucer filled with pebbles and water.
Also make sure your plant is located in the ideal spotthey like humidity temps from 70 to 80F away from drafts or fireplaces. Also drafty areas can cause the buds to drop before blooming has occurred. If you want the Christmas cactus to bloom in time for Christmas you should reduce watering from September. Know in one minute about Christmas cactus care Plant Christmas cactus grows in well-drained soil which is rich in humus.