Discoloration of gardenia leaves could be a sign of a problem. Here's how to fix it. Reviewed by David McKinney Gardenias ...

Q: I have a potted gardenia in my conservatory ... Have you noticed your snake plant turning yellow, too, or perhaps your star jasmine leaves turning red? Our dedicated guides have more tips ...

The only problem? There are actually a number of different reasons why your plant’s leaves might turn yellow, so finding out exactly what’s wrong can be tricky. With this in mind, we asked ...