Blue Asarina. This summer my plant selection deviated from most plans I'd made. Usually, the very first trip to the nursery results in several plants that I hadn't intended on buying. Which of course happened this year. I did have a list and I stuck to it, but I think the later trip to the grocery store where I bought the yellow zinnias was my red flag. When dealing with a small garden space you have to have room for each plant. Mine contained more yellow zinnias than I'd intended and put an…