Agave havardiana Glass Mountain Trachystemon topped in summer with 30"

topped in summer with 30" tall spikes that emerge like a white Queen Anne's Lace

The 9" wide

grey-green foliage climbs loosely up a trellis

the largest of any of the Crinum macowanii forms we've grown

Agave havardiana Glass Mountain Trachystemon topped in summer with 30"Agave havardiana 'Glass Mountain' is a fascinating strain of the US native Agave havardiana. This Alan Bradshaw seed collection from 5,000' elevation in the Glass Mountains of Brewster County, Texas, produces fast growing, very blue plants with an extraordinary number of teeth (for the species), and a scabrous leaf back, indicating that at some past time, a promiscuous Agave asperrima might have been nearer than its current 300 mile separation. The