Hair turning brassy over summer? Don't reach for the hair dye; try these 5 simple tips at home instead

A woman with blonde wavy hair with a scarf tied around it, pictured outdoors in the sunshine with flowers in the background.

Summer's all fun and games until your preferred (and possibly quite expensive) hair colour starts to turn a fetching shade of yellow.

From UV rays to swimming or simply shampooing more often because you're feeling sticky, warm weather can have unfortunate repercussions for blonde or grey hair. And while permanent toning for blonde hair is an option, salon appointments add up, and DIY highlights are far from a simple - or foolproof - process.