Q.indoor orchids
My orchid has suddenly dropped its blooms and the tips of the branch is turning yellow. What does it need?
This could be an indication of too much light, improper feeding, loss of roots or to cold of temperatures.
Here are some articles that will help refresh you on the care requirements.
https://www.gardeningknowhow.com/ornamental/flowers/orchids/common-orchid-problems.htm
https://www.gardeningknowhow.com/ornamental/flowers/orchids/indoor-orchid-care.htm
https://www.gardeningknowhow.com/ornamental/flowers/orchids/orchid-planting-mediums.htm
https://www.gardeningknowhow.com/ornamental/flowers/orchids/tips-on-fertilizing-orchids.htm