How to Make Light Work of Perfect Pot Plants

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THE GARDEN of the future could look a bit like your spare bedroom or loft does now - except with the addition of some very powerful lights and a circulating water system. Hydroponics - growing plants without soil, using artificial light - is taking off, with about 15 retailers operating across the country compared with just two or three a year ago.

But the hydroponics retailers, who call themselves "grow shops", are worried about their bad press, and about rumours of a legal clampdown on their trade. What is good for tomatoes and oranges is also proving unlawfully fertile for growing cannabis.

The retailers find themselves facing two ways at once. While claiming …