Plant Pick: Combinations to cover spring perennials that go summer dormant

What to do when your beautiful spring garden suddenly has a large empty space in August? Here are some perennial pairings that I’ve discovered over the years to hide declining foliage and gaps in the border. Lupinus perennis and Lobelia siphilitica Let the native lupine foliage “ripen” like bulb foliage in order to photosynthesize. The lupines will…