A Spirea for Every Landscape For 2023, the National Garden Bureau’s shrub of the year is Spirea, which unfortunately often gets overlooked during the spring buying-rush as old-fashioned and uninteresting. In reality, spireas are tough, easy-to-grow shrubs and a workhorse in modern landscapes. Spireas offer a wide range of colorful foliage ranging from blue to yellow, red to orange, and every…