California trees in Denmark
It is difficult to do growing California plants in Denmark, because the great difference between the climates.
Read about the results of my experiment.
Aesculus californica
Quercus garryanna
Oregon White Oak, from Oregon: Dead.
Not hardy, but we have hardy plants of this spieses in Denmark and Norway.
Quercus kelloggii
Black Jack, California Black Oak.
Sequoiadendron giganteum
Gigant Sequoia