Lupinus arboreus (Tree Lupine)


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Plant Description: Lupinus arboreus, also called Tree Lupine and Coastal Lupine, is a large, woody, drought tolerant yellow lupine. It grows several branches and fills with yellow spikes of flowers that resemble pea blossoms. Perennial and reseeds. 

  • Height: 3-6 ft
  • Width: 3-6 ft
  • Watering needs: Dry
  • Sun needs: Full sun
  • Soil needs: Sandy, rocky soil
  • Bloom Time: Late spring

Landscape Use and Ecological Function: Tree Lupine is found most commonly in coastal regions growing along sandy hillsides, it makes a great soil stabilizer.  It is drought tolerant and grows well in poor, nutrient deficient soils, where is can convert soil bacteria into usable nitrogen for neighboring plants. 

* photo by SevenOaks Nursery*

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