Eggs can be unrefrigerated if you prefer. They won't last as long as refrigerated ones though. I was recently told at a seminar that an unrefrigerated egg will be usable for 6 days or so and a refrigerated one 6 weeks.
Here is a quick way to check to see if your eggs are fresh enough to eat.
It is more humidity than temperature but temperature is a factor.
The cutting has no roots to pull moisture up into it. The way the cutting gets moisture up into it is called transpiration. This transpiration process causes a slight vacuum to form in the stem of the cutting. This vacuum pulls...
You can easily root roses using the tent method. Here is a link that shows how to root softwood cuttings. This method is used for small quantities of roses.
A Nearing Frame would also work. I have had good luck rooting roses in mine.
I have found that rooting roses using my misting system...