With few exceptions, these plants are native to Australia. More than 600 different species grow there, ranging from sprawling shrubs (many of them bearing the common name “mallee”) to skyline trees. About 150 species have been grown in areas of California and Arizona that have climates similar to the plants’ native Australian habitats; many more have been grown as solitary representatives in arboretums. Eucalypts are the most widely planted non-native trees in these two Western states—for several hundred miles in parts of California.Eucalyptus deglupta
This fast-growing, erect tree from the the jungles of Indonesia, Philippines, and New Guinea reaches 75–200 ft. tall and 30–75 ft. wide. Dark green leaves. This tree’s trunk is the spectacular feature, with flaking bark patterned in blue, green, yellow, red, and purple. Flowers and fruit are inconspicuous.
Sometimes sold as Cypripedium, these terrestrial orchids are native to tropical and subtropic...
Grows to 60 ft. tall and 20 ft. wide, with leaves to 9 ft. long; leaflets are long and drooping.
Like iris, these perennials produce fans of lance-shaped leaves. Foliage arises from short rhizomes; l...