Portola Valley, CA
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Non-native Shrubs Gallery
These plants are incompatible with Portola Valley indigenous plant materials and will crowd them out. Do not plant them.
| Cortaderia jubata |
Pampas Grass* |
|
| Cortaderia selloana |
Pampas Grass* |
|
| Cotoneaster lacteal |
Red Clusterberry |
|
| Cotoneaster salicifolia |
Willowleaf Cotoneaster |
|
| Cytisus canariensis |
Canary Island Broom* |
|
| Cytisus racemosus |
Easter Broom* |
|
Cytisus scopiarius |
Scotch Broom* |
|
Genista hispanica |
Spanish Broom* |
|
Pyracantha ssp. |
Firethorn |
|
| Spartium junceum |
Spanish or Weavers' Broom* |
|
| Pennisetum sp. |
Fountain Grass* | |
| Genista monspessulanum |
French Broom* | |
| Cytisus spachianus | Sweet Broom | |
* These are perhaps the most threatening of all. Use every effort to halt the spread of these shrubs.
Photo credits are located here.