It sounds like you’re doing the best you can, Paula. Just continue and see what happens.
Overwintering in the garage again is a good idea. Maybe you can bring the pot out sooner, or even, in early spring bring it indoors where it can warm up, then give it some sunlight outdoors on good days, and so helping it to be really ready get growing when the warmth of spring seems here—er, there—to stay.
It sounds like you’re doing the best you can, Paula. Just continue and see what happens.
Overwintering in the garage again is a good idea. Maybe you can bring the pot out sooner, or even, in early spring bring it indoors where it can warm up, then give it some sunlight outdoors on good days, and so helping it to be really ready get growing when the warmth of spring seems here—er, there—to stay.