Ask Mr. Smarty Plants is a free service provided by the staff and volunteers at the Lady Bird Johnson Wildflower Center.
Can't find the answer in our existing FAQs, submit a question to Mr. Smarty Plants.
Need help with plant identification, visit the plant identification page.
From: Lake Forest, CA
Region: California
Topic: Plant Lists, Drought Tolerant, Trees
Title: Small to medium drought-tolerant trees for Southern California
Answered by: Nan Hampton
Here are a variety of drought-tolerant trees that grow in Orange County. I am not sure exactly what size you are looking for, but I have included a variety of sizes.
Prunus ilicifolia ssp. lyonii (Hollyleaf cherry) grows 10 to 40 ft. high. Here are more photos and information from Theodore Payne Foundation.
Dodonaea viscosa (Florida hopbush) grows to 12 ft. high. Here are more photo and information from HorticultureUnlimitedInc.com.
Frangula californica [syn. = Rhamnus californica](California buckthorn) grows 6 to 15 ft. high. Here are photos and more information from Santa Barbara City College and Las Pilitas Nursery.
Fraxinus velutina (Arizona ash) grows 30 to 50 ft. Here are more photos and information from University of Arizona Pima County Cooperative Extension Service and Las Pilitas Nursery.
Juniperus californica (California juniper) grows 10 to 15 ft. high. Here are photos and more information from Las Pilitas Nursery and BirdandHike.com.
Prosopis velutina (Velvet mesquite) grows 30 to 40 ft. high. Here are more photos and information from AridZoneTrees.com and the University of Arizona.
Quercus agrifolia (California live oak) generally grow 20 to 50 ft. high. Here are more photos and information from Las Pilitas Nursery and Urban Forest Ecosystems Institute.
Searchable lists of plant sale plants from Austin
March 21, 2012 - Is there a way to obtain a searchable list of the plants available at the Wildflower Plant Sale in
April?
view the full question and answer
Trees to replace live oaks in Driftwood TX
February 07, 2012 - I am looking for ideas on what trees to plant in Driftwood, TX to replace live oaks that have been lost to oak wilt.
view the full question and answer
More information on plants native to Taylor County TX
February 13, 2012 - Re: Thursday - September 15, 2011
QUESTION:
Am looking for direction to a complete list of plants native to the Abilene, Taylor County, Texas area (trees, shrubs, grasses, cacti and other plants ...
view the full question and answer
Need deer resistant plants for a shady north facing garden in Raliegh, NC.
June 22, 2012 - I am in need of Deer Resistant Native Shade plants for a North Facing Garden. It is 3 feet wide by 20 feet long.
Any suggestions will be appreciated. Thank you, Eaten Alive
view the full question and answer
Color year round, welcome to Austin Texas.
December 04, 2011 - I am new to Austin and want to plant colorful flowers for fall and winter that get a "wow" reaction. I have not seen much at the local nurseries. Any and all suggestions are greatly appreciated!
view the full question and answer
![]() |
Support the Wildflower Center by Donating Online or Becoming a Member today. Mr. Smarty Plants wants you to be his Facebook friend. Click the Facebook icon to add yourself to Mr. Smarty Plants list of friends. |