Hosta 'Cornerstone'
 

An upright, giant size (40 inches high by 74 inches wide) hybrid of H. 'Sagae' × an open-pollinated hosta, this cultivar was registered by Clarence Hanna of Ohio in 2013. It has medium blue-green foliage which is moderately cupped, lightly folded, moderately corrugated, nearly round and glaucous on top with pointed, twisted tips. Near white, tubular flowers with light lavender stripes bloom in July. It sets viable seeds.

 
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