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Glendale Public Library
Xeriscape Demonstration Garden Information Sheet

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Ferocactus cylindraceus - Compass Barrel Cactus

Young globular shaped plants eventually elongate to a cylindrical shape.  Can reach to 9' at maturity with a stem measuring 18" in diameter.  Green skin.  Central spines can be yellow, red or brown.  Flowers in March and flowers are funnel shaped yellow to orange.  It is found on rocky slopes to 3000' from California to south west Arizona into Mexico.  It should have full sun and a well drained site.

Webmaster & Author George Hull Last Updated August 10, 2003