Our cloudy and rain-filled winter has created the perfect environment for algae, and even mould, to take over our deckings and patios, Luckily, gardening enthusiasts have found a £6.99 product from Home Bargains that banishes the pesky green stuff for goodOur cloudy and rain-filled winter has created the perfect environment for algae, and even mould, to take over our deckings and patios, Luckily, gardening enthusiasts have found a £6.99 product from Home Bargains that banishes the pesky green stuff for good