As a houseplant expert, I'm often asked how to water a cactus. After all, it's one of those plants that looks happy, until suddenly it's shrivelled, has yellowing fluffy patches, has become lopsided ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images/bmanzurova Poinsettias aren't the only plant bringing vibrant blooms to your holiday decor. The Christmas cactus is ...

Even cacti need water occasionally. Here's when you should give them a drink. Indoor cacti prefer their soil dry, but both overwatering and underwatering are possible. They need the most water during ...