Lei Day orange, Kahoolawe is gray, Kauai is purple, and Niihau is white. In the same order the flowers are lehua, lokelani, 'ilima, kukui, kauna'oa, hinahina, mokihana, and a pupu shell. Niihau is the only island without a plant as its symbol. Lei Day in Hawaii incorporates various ethnic traditions, other than their own. Throughout the history of the holiday, natives have struggled between preserving Hawaiian culture and integrating foreign traditions on the special day. This has brought tension to the day of celebration, but over the years has meshed into part of the festivities. Although many different ethnic groups such as
Lei cha Lei cha Lei cha (; pronounced ) or ground tea is a traditional Southern Chinese tea-based beverage or gruel. The custom of Lei cha began in the Three Kingdoms period or even Han Dynasty. It is very prevalent among Hakka people in Hakka regions of Taiwan. It is brought by Hakka people to Taiwan, Malaysia, and any locales with a substantial Hakka diaspora population. Besides Hakka Lei cha, Lei cha is also very traditional among Hunanese people in Northern part of Hunan Province of Mainland China. So, the Lei cha custom in China has two different kinds: Hakka Lei cha;