Are Water Butts Really Worth Having? Can We Store Enough Winter Rain to Survive a Hot, Dry Summer?
Are Water Butts Really Worth Having? Can We Store Enough Winter Rain to Survive a Hot, Dry Summer? We have a 250-litre water butt in the garden. In fact, we have two. At first glance, 250 litres sounds like a considerable amount of water. It is certainly heavy enough: when full, the water alone weighs approximately a quarter of a tonne. Yet during a hot, dry spell, watering only the plants that genuinely need protecting can empty one of our large water butts in less than a week. That raises an awkward question. Are water butts genuinely useful, or do they merely give us a few days of reassurance before running dry? And if summers such as 2026 become more common, could an ordinary household reasonably collect enough winter rainwater to keep its essential garden plants alive throughout a prolonged drought? The answer is: Yes, water butts are worth having—but a conventional 200- or 250-litre butt should be regarded as a short-term reserve, not a complete summer water supply. To beco...