1
vote
2answers
393 views

How best to connect multiple water butts?

I've just come into possession of two 120L water butts to connect up to my shed on my allotment plot, but as it is a pent roof I need to connect the water butts together as there is only one downpipe. ...
5
votes
4answers
1k views

Which US states restrict rain water harvesting?

Does anyone have an up-to-date list of which US states require a permit or otherwise restrict land owners from harvesting water? I know Washington, Utah, and Colorado were on the list at one point.
6
votes
1answer
312 views

Why does the water in my rain barrel evaporate quickly?

I have some rain barrels in my yard. After a certain amount of tinkering, they collect rain water well. However, I notice that a day or two after the rain, most of the water is gone. I've checked for ...
17
votes
5answers
6k views

Is rain water better than tap water for plants?

Is it better to water your plants with rain water collected in water butts? I mean is that better than water straight from the tap? And is it just a matter of temperature (presumably plants don't ...