Great White Globe Thistle/ Pale Globe Thistle (Echinops sphaerocephalus) is easily identified by the near perfect flower spheres (2″in diametre) that stand tall atop erect stems. Flowering takes place from June to September. The petals that make up the flower spheres are white/pale-blue. Flowers are pollinated by honey-bees,wasps and butterflies. Leaves are gray-green, sharply toothed and thistle-like. The perennial plant typically grows in a sunny, rocky, well drained scrub area and attains a height of 3′ to 5′. It tolerates poor soils and drought conditions.