H Ludi Tyler wrote:I've been looking at Baptisia Blue False Indigo or Wild Blue Indigo. There is a large-growing form to 4 feet Baptisia australis and a smaller relative Baptisia minor.
Toby Hemenway wrote:Baptisia was the first thing that came to mind. It's a great plant. There are small indigo varieties that you should research, and Amorpha should also be a good choice; I've kept it pretty small.
mike mclellan wrote:Have you also considered lupine? There might be a variety suited to your area.