In article <D073yo.Fux@da_vinci.ecte.uswc.uswest.com>, crcoop2@dcsdenfs1 (Cooper) writes: There is a book out called "Hillside Gardening" by William Lake Douglas, pub. Simon & Schuster. ISBN 0-671-62223-4. This might be good place for you to start. If you have any more questions feel free to call me at: Kevin J. Small & Assoc. Landscape Architecture 805.349.9695 Good luck, Kevin