Portola Valley, CA
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Non-native Trees
These plants are incompatible with Portola Valley indigenous plant materials and will crowd them out. Do not plant them.
| Acacis baileyana |
Bailey Acacia |
|
| Acacis decurrens |
Green Wattle |
|
| Acacis melanoxylon |
Blackwood Acacia |
|
| Cedrus deodara |
Deodar Cedar |
|
| Cedrus atlantica |
Atlas Cedar |
|
| Eucalyptus globulus |
Blue Gum (Eucalyptus) |
|
Eucalyptus globulus "compacta" |
Dwarf Blue Gum (Eucalyptus) |
|
Pinus radiata |
Monterey Pine |
|
Populus alba |
White Poplar |
|
| Ailanthus altissimo | Tree of Heaven | |
| Phoenix canariensis | Canary Palm* | |
| Phoenix dactylifera | Date Palm* | |
| Olea europea | Olive (Fertile or Infertile) | |
| Schinus molle | Pepper Tree | |
| Washingtonia robusta | Mexican Fan Palm* |
* These are perhaps the most threatening of all. Use every effort to halt the spread of these trees.
Photo credits are located here.