Portola Valley, CA
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These plants are incompatible with Portola Valley indigenous plant materials and will crowd them out. Do not plant them.
Acacis baileyana |
Bailey Acacia |
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Acacis decurrens |
Green Wattle |
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Acacis melanoxylon |
Blackwood Acacia |
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Cedrus deodara |
Deodar Cedar |
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Cedrus atlantica |
Atlas Cedar |
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Eucalyptus globulus |
Blue Gum (Eucalyptus) |
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Eucalyptus globulus "compacta" |
Dwarf Blue Gum (Eucalyptus) |
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Pinus radiata |
Monterey Pine |
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Populus alba |
White Poplar |
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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.