Thanks everyone for your great replies. I think getting a second lamp is a good idea...if I can just get my DH to run a second extension cord out there and drill another hole for the second lamp! Argh. Neverending work, this is. But I can't let them freeze, of course. And this would certainly...
Geez, I'm gone for a week or two and I come back to find 37 pages about a dame with a crocodile in her yard...but not really. Good stuff!
This weekend it's supposed to go down to 0, with wind chills at -10 to -20. My 250-watt heat lamp can't keep up with that kind of cold, and I'm afraid my...