In the spring, after night temperatures rise above 55 degrees, take it outside.
In fact, they do best when the night temperatures are around 55 degrees.
After that, they can take full sun and night temperatures in the high 20's.
The plant in question could be put outdoors to take advantage of the cool night temperatures.
However, the night temperature during this period continues to be high.
A one season bag is for typical British summer use, when night temperatures are at their highest.
On summer evenings, that is, when the night temperature wasn't too far below zero.
Ease the transition by taking it in before night temperatures are low enough to make the heat go on.
But at night temperatures usually fall to 50 or under.
Full sun is essential, and night temperatures should not go lower than about 50 degrees.