Goldie Hawn, Rob Lowe, Jamie Lee Curtis, Blake Lively, Ree Drummond and more stars have been open about the thoughtful ...

It's not easy, but it's worth it if both people are fully on board.

The simple test can be used on plants already living in your garden and, as Ish demonstrates, on those for sale at the garden centre – potentially saving you money. "You can do this little test to see ...