Hawaii introduced Himalayan ginger as an ornamental in the 1940s; the seven-foot plant now forms dense thickets that stop native tree seedlings from growing |
PC: Hawaii Invasive Species Council (HISC) Himalayan ginger, known as Hedychium gardnerianum, reached Hawaiʻi as a garden plant. It was purposely introduced into park housing as an ornamental in the 1940s. According to the Hawaii Invasive Species Council (HISC), it is found on all major Hawaiian islands and is considered one of the world’s 100…
