Lawn expert reveals the common mistake gardeners make while trying to keep grass green – and what you should do instead 

A GARDENING expert has shared a common mistake homeowners make when trying to keep their lawns green – and why it’s wasting you money.

With temperatures set to climb again this weekend, after a chilly bank holiday many of us are likely making plans to spend time relaxing in the garden.

The expert revealed that many people over-water their lawnsGetty

However, after a long winter of neglect, our lawns may be in need of a bit of TLC.

And although you may think that...