Saguaro Cactus and Agave Mix at Entry

An Argentine saguaro (Echinopsis terscheckii) cactus, variegated agave (Agave americana var. medio-picta 'Alba') and a carpet of silver ponyfoot (Dichondra argentea) create a striking xeriscape vignette at the entry to the garden from the street. Photographer: Greg Thomas, http://optphotography.com/