Caryopteris x clandonensis Dark Knight Long Blooming but does prefer well-drained soils

but does prefer well-drained soils that hold consistent moisture

Proven Winners perennial of the year for 2025

a subtle but distinctive feature that provides year-round interest

this long-lived perennial gives you decades of dependable beauty with practically zero effort required

Caryopteris x clandonensis Dark Knight Long Blooming but does prefer well-drained soilsA standout among late season bloomers, Caryopteris x clandonensis Dark Knight brings rich, deep blue flowers to the garden. At about 2 to 3 feet tall, this compact, well branched shrub bursts into bloom in late summer, just when many other plants begin to fade. The small, aromatic gray green leaves provide a beautiful contrast to the intense blue flowers, creating a striking display in any landscape. Whether used as a border plant, in a mixed