SITE

Caryopteris

Botanical Name

Caryopteris x clandonensis

Hardiness

Zones 5 to 9

Height

2 to 4 feet

Width

2 to 4 feet

Flowers

Late summer: blue

Light

Full sun

Soil

Moist, well-drained

Planting & Care

• Somewhat drought tolerant
• NOT tolerant of poorly-drained soils or "wet feet" in winter
• Roots are hardy to Zone 5, top growth is reliably hardy to Zone 7
• Prune back in late winter, flowers on new growth

Problems

Crown rot in poorly drained soils, not reliably hardy

Varieties

• Blue Mist - 3' mounded, light blue flowers
• Longwood Blue - 4' mounded, violet-blue flowers
• Worcester Gold - chartreuse foliage, blue flowers
• Dark Knight - 18-24", deep bluish-purple flowers