Link to the Texas A&M Forest Service website.
  Jerusalem-Thorn (Retama)  
Common Name: Jerusalem-Thorn (Retama)
Latin Name: Parkinsonia aculeata
Tree Size: Small
Leaf Type: Deciduous
Growth Rate: Rapid
Water Needs: Dry
Tolerances: Salty soil or sea-spray, drought, poorly drained sites, alkaline soils (pH > 7.5)
Attributes: Texas native, showy or fragrant flower, attractive seeds or fruit
Features: Drooping panicles of yellow flowers through the summer; green twigs and branches.
Comments: Provides sparse shade, but well-suited to hot, dry locations.
Problems: Twigs bear sharp spines.
Firewise: Yes
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