Agave montanaAgave montana at a glance: Agave montana builds a dense, solitary dome of upright mountain green leaves marked by strong bud imprints, cinnamon red teeth, and a sharp terminal spine, so even younger plants already look sculptural and established. Indoors it can still become substantial, often around 90120 cm tall and 120150 cm wide with time, but it keeps a self contained rosette rather than offsetting into a clump. Use the brightest position you