 | Blue Glow Globe Thistle. Amazing Blue Spiky Pom-Poms! The Blue Glow Globe Thistle, 'Echinops bannaticus 'Blue Glow', produces decorative, steel-blue flower heads that persist from July through September Sitting high atop this erect perennial with grey-green foliage, it will certainly command attention. Adding a cool hued, structural element to your perennial garden or a bit of whimsy as they sway in the breeze. The 'Blue Glow' Globe Thistle is easy to grow in well drained soil. This plant will tolerate a wide range of soils,... - Blue Glow Globe Thistle. |