They are thorny, woody vines growing anywhere from 1 to 12 meters tall, scrambling over other plants with their spiky thorns. The thorns are tipped with a black, waxy substance. They are evergreen whe
Bougainvilleas are popular ornamental plants in most areas with warm climates, including Ethiopia, Indonesia, Aruba, the Philippines, Thailand, Pakistan, India, Sri Lanka, Taiwan, Vietnam, Malaysia, Australia, Greece, Spain, Turkey, Cyprus, Singapore, the Mediterranean region, the Caribbean, Central America, Mexico,South Africa, Kuwait,the United Arab Emirates and the southern mainland United States and Hawaii. Locarno in Switzerland, with its mild Mediterranean climate, is famous for its bougainvilleas.