Blue Mammoth
H. 'Blue Mammoth'
Makes a huge mound of slug-resistant, deep blue foliage - a fabulous cultivar!
Alternative: H. 'Trail's End'
Plant Size
  Giant: 34" x 58"  
Leaf
  13" x 11"; blue-green  
Flower
  Near white  
Parentage
  H. sieboldiana type  
Blue MammothBlue Mammoth