Winter can be a frustrating time for us avid gardeners. This year I’m determined not to let cold weather (and fingers crossed, another late spring), hinder my attempts to get a vegetable garden planted. Many years ago I was freelancing for a local magazine and got assigned the topic of what gardeners can do while they can’t get outside. My editor arranged for me to meet with the head designer at a very upscale gardening store. I went in there thinking I’d come out with lots of tips I could pass along to readers when in fact I came away with just one. Pick up some gardening books and use…