You can’t have missed the recent headlines about the impending threat of a water shortage in the UK. The Environment Agency predicts that, within 25 years, England will not have enough water to meet demand. Saving water is as important as ever.¬†And if you’ve ever been restricted by a garden hosepipe ban, you’ll know the importance of minimising the impact of a drought on your hard-earned flowers and veggies. Sir James Bevan, the head of the EA, told the Waterwise…